Is that Tom over there？
It _____ be him． He is on the plane to Chengdu now．（ ）
| A． |
can't |
B． |
might not |
C． |
must |
—Has David finished his project yet?
—I guess not. He on it at lunchtime. Do you want me to confirm it?
| A．is working | B．was working |
| C．has worked | D．had worked |
At this time yesterday afternoon, I____ my bike in the street.
A. rode
B. is riding
C. was riding
— Have you seen Lin Feng these days?
—I saw him yesterday evening. He _______ basketball with other boys.
| A．has played | B．is playing |
| C．would play | D．was playing |
—Did you notice a boy in blue come in?
—No , I didn't because I ______ a movie.
| A．had watched | B．have watched |
| C．was watching | D．am watching |
----Has Jack finished painting the picture yet?
---- I’ve no idea. But he______ it the whole afternoon.
| A．was painting | B．painted |
| C．had painted | D．have painted |