It’s high time that we ___our work and _____ supper now.
| A．stop; have | B．stopped; had |
| C．stop; should have | D．stopped; have |
Scientists are convinced _____ the positive effect of laughter _____ physical and mental health．
| A．of; on | B．by; in | C．of; at | D．on; at |
What would have happened, as far as the river bank?
| A．Bob had walked farther | B．if Bob should walk farther |
| C．if Bob walked farther | D．had Bob walked farther |
Rather than on a crowded bus, he always prefers a bicycle．
| A．ride; ride | B．riding; ride | C．ride; to ride | D．to ride; riding |
—Remember the first time we met?
—Sure．You__________ the novel Pride and Prejudice in the library．
| A．had borrowed | B．have borrowed | C．were borrowing | D．borrowed |
I can think of many cases students obviously know a lot of English words and expressions but couldn’t write a good essay．
| A．why | B．which | C．as | D．where |