Young trees____ quite often.
| A．should water | B．should be water | C．should be watered | D．watered |
There are _______people in our school.
| A．ten thousands | B．thousands of |
| C．ten thousands of | D．thousand of |
Parents often stop their children_______ computer games.
| A．playing | B．play |
| C．to play | D．plays |
Not only Jim but also Lucy _____a few interesting places since they came to China.
| A．will visit | B．has visited |
| C．have visited | D．visited |
My teacher warned us ________ in the streets.
| A．not to play | B．don’t play |
| C．to not play | D．to not play |
—He didn’t go to the lecture this morning, did he?
—_____.Though he wasn’t feeling very well.
| A．No, he didn’t ． | B．Yes, he did． |
| C．No, he did | D．Yes, he didn’t |