1 who / that, 2 which, 3 (when / that), 4 which, 5 whom, 6 whose, 7 (that), 8 (that / which), 9 whose, 10 which, 11 whom, 12 (that / which), 13 who / that, 14 which, 15 which, 16 (who / that), 17 which, 18 who / that, 19 whom, 20 which, 21 whose, 22 (that), 23 which, 24 (why / that), 25 (which / that), 26 (who / that), 27 whose, 28 which, 29 who / that, 30 who
C, G, H
1 office, which is on the first floor,
3 house, which
4 receptionist, who is a trainee,
6 Easyfix, which is our main competitor,
7 printer, which is five years old,
10 brother, who is thirty-five,
B Is this the book that you were looking for?
C Is this the book which you were looking for?
D Is this the book for which you were looking?
A Only the passengers who had visas had no trouble. Not all passengers had visas.
B All passengers had visas and they had no trouble.
3 A is less formal than B.
1 The figures released by the Ministry …
2 The technicians repairing the computer …
3 The atrocities committed by …
4 The examples given in …
5 The girl dancing with …
6 He was sitting at a table covered with papers.
7 The man driving the car was drunk.
8 A ferry carrying two hundred passengers collided …
1 The houses which / that were destroyed by the tsunami will be demolished. / The houses destroyed by …
2 Our CEO, who is Swedish, has a lot of / much experience with foreign acquisitions.
3 We have had to / We had to fire / sack / dismiss ten employees, which we regret very much / very much regret.
4 The customers to whom we sent a reminder have paid / paid. / The customers (who / that) we sent a reminder to …
5 This is the best offer (that) we can make.
6 There is something (that / which) I want / would like to discuss with you.
7 He works for / with a company that / which manufactures / produces aircraft components / parts. / … works for a company manufacturing / producing …
8 Our office, which is more than forty years old, is being renovated at the moment. / At the moment …
9 The problems with which they were confronted / faced were enormous. / The problems (that / which) they were confronted / faced with were enormous.
10 The applicants whose CV contained spelling mistakes / errors were not invited.
11 The company for / with which he worked / The company (which / that) he worked for has gone bankrupt / has failed / has gone bust. / … went bankrupt / failed / went bust.
12 This is the most expensive hotel (that) we have ever had.
13 The woman cashier / female cashier who / that had embezzled money was dismissed / fired / sacked.
14 They had a house of which the mortgage / the mortgage of which / whose mortgage was very high. / They had a heavily mortgaged house.
15 This is the breakthrough (that / which) we have been waiting for / have waited for / waited for. / … for which we have been waiting / have waited / waited.
16 There was not much (that) the fire brigade could do.
17 We are looking for / seeking buyers who / that speak at least two foreign languages fluently. / … buyers speaking at least …
18 The war began / started (on) the day (that / when) he was born.
19 The person with whom you have an appointment is in a meeting / is having a meeting. / The person (who / that) you have an appointment with is …
20 Next week we are going on a business trip to Chili, which is a promising market. / Next week we will / shall go …
21 I was introduced to a lady (who / whom / that) I had seen on TV a week ago.
22 The problem to which you refer has been solved. / The problem (which / that) you refer to … / … you are referring …
23 The person from whom I got this information is extremely / highly reliable. / The person (who / that) I got this information from is …
24 This the worst result (that) we have ever had.
25 Two members of this gang, whose leaders have been arrested / were arrested, have fled abroad / fled abroad. / …..gang, of which the leaders / the leaders of which …
26 Is this the (news)paper (that / which) you were looking for?
27 Is this all (that) you know?
28 The woman who was sitting next to / beside me on the plane was also going / travelling to Vienna. / The woman sitting next to …
29 The safe in which she kept her jewels had been forced open. / The safe (which / that) she kept her jewels in had …
30 The man who / that has just left the meeting is the former chairman.
1 customers who / that: Which can only be used for things; for persons who is used or that in a restrictive relative clause.
2 customer from whom you received a complaint / who you received a complaint from / that you received a complaint from: Whom is used after a preposition in formal English. In less formal language, who is used and the preposition comes at the end (or that in a restrictive relative clause).
4 person with whom (no comma): A restrictive relative clause is not preceded by a comma.
5 bike, which: In a non-restrictive relative clause you use which for things.
7 woman whose car: Whose is used to express possession.
8 company we (no comma): A restrictive relative clause is not preceded by a comma.
9 all that: That must be used after all when it refers to things.
1 (that), 2 which, 3 who / that, 4 that / which, 5 (that / which), 6 who / that, 7 whom, 8 whom, 9 whose, 10 which, 11 who / that, 12 (which / that)