1 . 用however/whatever/whenever/whoever 填空
1. Please call my secretary to arrange a meeting this afternoon, or _________ it is convenient for you.
2. _________ hard you try, it is difficult to lose weight without cutting down the amount of food you eat.
3. Every year, _________ makes the most beautiful kite will win a prize in the Kite Festival.
4. It is generally considered unwise to give a child _________ he or she wants.

2 . 选词组填空：whether...or.../whether…or not/whether or not...
1. ________you’re looking at wallpaper (壁纸)________paint, the time, effort and relative expense put into it are significant.
2. ________it rains ________, we’ll go camping.
3. I don’t know ________he has finished his homework.

3 . 选词填空

A. that             B. what             C. all          D. 不填

1. Do you understand __________the teacher spoke about at the lecture?
2. Do you understand all__________ the teacher spoke about at the lecture?
3. Do you understand__________ that the teacher spoke about at the lecture?

4 . 选词填空（whatever/whichever/whoever/whomever）
1. I'll give the ticket to ________wants it.
2. I don't believe in letting children do________ they like.
3. He was free to marry ________he chose.
4. ________of you comes first will receive a prize.

5 . 用whatever，whoever，whenever，however填空
1. I'll do ________I can to help you.
2. I will lend my e-dictionary to________ wants to look up words and promises to take good care of it.
3. —When could you have a meal with me?
—I'd like to go________ it is convenient for you.
4. ________hard I tried to think about it, what he said didn't really get across to me.

6 . 选词填空：whether/if
1. She asked me ________ I had returned the books to the library, and I admitted that I hadn’t.
2. No one knows ________ or not the professor will come to our school and give us a talk.
3. My sister is only seven, but she always tells me ________ my pictures are good or not.
4. At the meeting they discussed ________ they should spend more money on the project.