He is always helping people without expecting anything _____.
| A．in common | B．in turn | C．in danger | D．in return |
-----Is there any news for the missing boy?
------Yes, he was observed _______computer games at 8o’clock yesterday.
| A．play | B．played | C．to play | D．playing |
She _____her watch and left in a hurry.
A glanced at B. stared at C. looked D. glared at
This bag is twice ______ weight of that one. You’d better carry ______ lighter one of the two.
| A．/; / | B．a; the | C．the; the | D．the; a |
—what do you think of Bill?
—He is a hard-working student and he always ____himself in study.
| A． spends | B．takes | C．buries | D． costs |
_____ I shouted at the top of my voice _____ turn his head.
| A．Not until; did he | B．Not until; he did |
| C．Until; he did not | D．Until; did he not |