We all sighed with ________ relief when ________ plane finally landed safely.
| A．a; / | B．/; the |
| C．a; a | D．a; the |
Leaders of many countries have been trying to _____ what it is that makes China develop so fast.
| A．carry out | B．figure out | C．break out | D．watch out |
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 |
—You’re always working. _____, let’s go shopping.
—All you ever want to do is going shopping.
| A．Take your time | B．Don’t worry |
| C．Come on | D．Take it easy |
—I’ve studied growing plants as one of my interests. Could I make some suggestions?
—___________.
| A．You will make it | B．Go right ahead |
| C．Don’t mention it | D．Take it easy |
His illness _____ his absence.
| A．showed | B．accounts for | C．explains | D．gives out |