–The weather is getting warmer. I hope the children won’t go onto the ice.
--I warned them_____.
A. not to B. not C. won’t D. not go
–Are you still very busy?
-- Yes, I_____the report for the manager and it won’t take long.
A. have just finished B. had just finished
C. am just finishing D. am just going to finish
In the forest____, who made no contact with the outside world.
A. living a couple B. were a couple living
C. did a couple live D. lived a couple
The chairwoman hated his_____, so she just stood at platform, _____ him.
A. cutting off; glancing at B. cutting down; staring at
C. cutting in ; glaring at D. cutting out; watching
After the operation, Bill has been doing a lot of physical exercise to build up his _____.
A. ability B. strength C. energy D. mind
请以“How to Protect Your Eyesight”为题，写一篇100词左右的说明文，说明保护视力的重要性极其主要措施。内容要点如下：
1．越来越多的学生近视眼(nearsighted)；
2．应该注意用眼卫生；看书时间不宜太长；
3．读书时眼睛应该与书保持一定的距离；
4．不能在昏暗的(dim)角落里看书，也不能在车上或躺在床上看书；坚持每天做眼睛保健操。
