A. has developed B. developed

C. develops D. was developing

【题目】________ I admit that there are problems, I don’t agree that they cannot be solved.
A.When
B.Because
C.If
D.While

【题目】I prefer a flat in Inverness to ________ in Perth, as I want to live near my mum’s.
A.it
B.one
C.that
D.which

【题目】It is such an interesting book ________ we all like.
A.that
B.which
C.as
D.what

【题目】Not until he retired from teaching three years ago ________ having a holiday abroad.
A.he had considered
B.had he considered
C.he considered
D.did he consider

【题目】______, the conference began.
A.The candidates having taken their seats
B.The candidates had taken their seats
C.Taken their seats
D.Taking their seats

A. Which B. When

C. That D. What

—Don’t worry. ______ you get older，you will get more experience.

A. As B. Till C. Unless D. Since

A. just to show B. as a surprise

C. to an end D. all out

【题目】In order to _______ a good knowledge of English, he gave up his job and went to study in an English school.
A.require
B.inquire
C.acquire
D.address