英语达人帮忙.关于定语从句.15.This is the very building ______ I’ve been

英语达人帮忙.关于定语从句.
15.This is the very building ______ I’ve been looking for the whole morning．
A.which B.that C.where D.in which
16.I’ve read all the books ______ our teacher requires us to read.
A.which B.that C.what D.they
17.This is one of the most interesting movies I have _ seen.
A.that；ever B.which；never
C.that；never D.which ever
18.This is the only apple ______ was left．
A which B that C/ D what
19.This is the biggest laboratory ______ we have ever built in our school．
A.that B.which C.where D.what
20.They talked nearly two hours about the people and the things ______ they remembered in the village.
A.who B.which C.whom D.that
21.Rosa likes music is quiet and gentle.
A.when B.that C.where D.who
22.We all the new teacher came to our school last month.
A.which B.who C.whom D.he
23.The letter ______ I received from him yesterday is very important．
A.who B.where C.what D.which
24.Anyone work here must be careful.
A.whom B.who C.that D.which
25.Can you still remember the time we spent in the country when we were six years old?
A.when B.which C.how D.what time
26.The man with the policeman is talking is a thief.
A.who B.whom C.which D.that
27.--Have you found the information about famous people you can use for the report?
--Not yet.I’ll search some on the Internet.
A.which B.who C.whom D.what
28.The house roof was blown off has been repaired.
A.who B.that C.whose D.which
29.Do you the reason ______ he wasn’t invited by them．
A.that B.why C.when D.which
30.I have never been to the small village ______ my father had worked for five years before he went to
college．
A.which B.that C.where D.when