The computer system________suddenly while he was searching for information on the Internet.
| A．broke down | B．broke out | C．broke up | D．broke in |
Wang Mei is one of many Chinese teenagers _____ “on the go”
| A．who lives life | B．who live life | C．that lives living | D．that live living |
The two boys fought and fought until one ______.
| A．gave up | B．gave in | C．gave | D．gave off |
He will _____ our class to sing at the school singing contest.
| A．take place of | B．stand for | C．represent | D．representative of |
----Where is Mary? ----At ____.
| A．Mr. Brown's | B．the Browns | C．Mr. Browns | D．the Mr. Browns' |
Five apples are not enough for them, they need ____.
| A．three another | B．three other | C．three more | D．three more than |