Stephen Hawking believes that the earth is unlikely to be the only planet _______ life has developed gradually.
| A．that | B．where | C．which | D．whose |
、名词性从句
1．（全国卷I 33）.We haven’t discussed yet _______ we are going to place our new furniture.
| A．that | B．which | C．what | D．where |
（上海卷39）.our manager objects to Tom's joining the club, we shall accept him as a member.
A. Until B. Unless C If D. After
（上海卷34）.you may have, you should gather your courage to face the challenge.
| A．However a serious problem | B．What a serious problem |
| C．However serious a problem | D．What serious a problem |
（重庆卷32）. Today, we will beginwe stopped yesterday so that no point will be left out.
| A．when | B．where | C．how | D．what |
. Because of the heavy traffic，it was already time for lunch breakshe got to her office.
| A．since | B．that | C．when | D．until |