He dived in the water and _____ to search for his girlfriend’s lost gold ring.
| A．caught his breath | B．held his breath | C．lost his breath | D．took breath |
I. 选择填空（Multiple-choice）（共15小题；每小题1分，计15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。(Beneath each of the following sentences there are four choices marked A, B, C and D. Choose the answer that best completes the sentence.)
31. Alice is fond of playing ________ piano while Harry is interested in listening to ________ music.
A. /; the B. /; a C. the; / D. the; a
The girl was so happy to find ______ in the garden.
| A．a variety of flowers | B．a variety of flower |
| C．varieties of flower | D．variety of flowers |
It’s obvious that his ______ to the problem is wrong, so we’d better try another way to solve it.
| A．way | B．means | C．approach | D．intention |
Peter phoned to say they had arrived safely, so put your mind ______.
| A．with ease | B．by heart | C．in peace | D．at ease |
. There are many mistakes in his essay, ______his failure.
| A．which results | B．leading to | C．led to | D．that led to |