---You look excited!
---I ________ the expensive dictionary that I left in the library yesterday.
| A．am finding | B．found | C．have found | D．had found |
Please give the ticket to ___ you think is the most suitable in my office.
| A．who | B．whom | C．whoever | D．no matter who |
__________ she couldn’t understand was_________more and more students showed little interest in their lessons.
| A．What; why | B．That; what | C．What; because | D．Why; that |
He suggested that a new library_________ near the key high school.
| A．is built | B．was built | C．be built | D．should build |
Oh, I’m not feeling well in the stomach. I _________ so much mushroom this morning.
| A．shouldn’ t eat | B．musn’t have eaten | C．mustn’t eat | D．shouldn’t have eaten |
—Is Pro.Smith giving the speech today?
—It__________ be him. He is abroad right now.
| A．can’t | B．needn’t | C．won’t | D．mustn’t |