The boss said we had only three days tofinish the task—-No problem We have already _________two thirds of it

It is a set rule that students _____remain seated until all the papers have been collected. [ ]

The computer system ____ suddenly while he was searching for information on the Internet.

Jenny, would you like to go hiking with me on Sunday or Saturday –_______ day is OK. I am free all this weekend anyway.

I have to study____ my science test_____ Thursday afternoon