Tom is so worried about the test that hesaid he was going to study all night.—-Tell him he should quit _________andget some help.

to work overtime that evening, I missed awonderful film.

I wish to thank your student Tom, without _______rescue couldn’t be offered to my drowning boy so soon.

I will mark________everything you sayIt is helpful to the English learners.[ ]

Zhangqiang is said ______ the experiment in the lab,but I can’t find him there.