1 . (2015·安徽)A ship in harbor is safe, but that’s not _____________ ships are built for.

A．what	B．whom
C．why	D．when

2 . — Do you like the book you father bought you?
— Very much. It’s exactly______I wanted.

A．which	B．that
C．what	D．how

3 . George always does his best in school, and that’s ______ I like about him.

A．where

B．why

C．how

D．what

4 . With time going by, we have come to realize that creativity is       it takes to keep a nation highly competitive.

A．what	B．how
C．why	D．that

5 . Energy, passion and a burning desire are, you see, ________ true learning takes.

A．that	B．what
C．how	D．which

6 . ______ seemed surprising to us was ______     he came out first in the speaking competition.

A．It; that

B．What; what

C．It ; what

D．What; that

7 . Actually,       works hard can be      they want to be, whether it is a pilot, an engineer or a manager.

A．anyone; whoever	B．no matter who; whoever
C．whoever; no matter what	D．whoever; whatever

8 . Then moment _________ Mary will always remember is _________ Mr. Black gave her a lot of valuable advice on how to improve her writing.

A．when; that

B．that; that

C．that; when

D．when; where

9 . —I rang you at about nine，but there was no reply．
—Oh，that was probably        I was seeing the doctor．

A．why

B．when

C．what

D．that

10 . ______ in the regulations is that you _____ other people the password of your e-mail account.

A．What is required; not tell	B．As is required; shouldn’t tell
C．It is required; not tell	D．It requires; shouldn’t tell