--- Has your brother returned from America yet?
--- Yes, but he ______ here for only three days before his company sent him to Africa.
| A．has been | B．was | C．will be | D．would be |
He is so busy. He cannot afford enough time with his son ____he wants to.
| A．even if | B．as if | C．because | D．before |
____you said at the meeting describes a bright future for the company.
| A．When | B．How | C．What | D．That |
--Why are your eyes so red? You _______ have slept well last night.
| A．can't | B．mustn't | C．needn't | D．won't |
Read this story, ___ you will realize that not everything can be bought with money.
| A．or | B．and | C．but | D．so |
Hurry up, kids! The school bus _______ for us!
| A．waits | B．was waiting | C．waited | D．is waiting |