题目内容
I don’t know ____ or not he is right.
| A．that | B．what |
| C．if | D．whether |
D
解析试题分析：句意：我不知道他是否是对的。whether or not，是固定搭配，是否。结合句意，故选D
考点：考查连词的用法。
练习册系列答案
相关题目
A tourist will easily lose his way in shanghai_____ he has a map or a guide.
| A．if | B．since |
| C．while | D．unless |
We all like Mr. Black he'is very fun.
| A．so | B．and |
| C．but | D．because |
____ we rode our bikes for one and a half hours, we ____ the bookstore.
| A．When; reached | B．While; arrived in |
| C．After; arrived at | D．As soon as; reached |
—It’s reported that a big shopping centre will be built in Hexi New Town.
—Really? I think it’s good news for my mother bad news for my father.
| A．and | B．but | C．or | D．yet |
–What was your brother doing at this time yesterday?
-- He was reading a magazine ________ I was writing an e-mail at home.
| A．as soon as | B．after |
| C．until | D．while |
I was surfing the Internet my brother was doing his homework.
| A．after | B．because | C．while | D．When |