Friendship is both ________ source of pleasure and ________ component of good health.
| A．a; a | B．/; / | C．the; a | D．a; the |
---What about ____ passage?
---It's too difficult ____ passage for me．
| A．a, a | B．a, the | C．the, a | D．the, the |
Our bodies are strengthened by taking exercise. ________，our minds are developed by learning.
| A．Probably | B．Likely | C．Similarly | D．Generally |
— Let's have a game of tennis; the loser has to treat the other to a hot dog.
— .
| A．I'm afraid so | B．It's a deal |
| C．You've got a point | D．My treat |
never to come back before he could make a big fortune, Mike left home without saying a word.
| A．Determining | B．Determined | C．Being determined | D．Decided |
The store had to ____ a number of clerks because sales were down .
| A．layout | B．layoff | C．layaside | D．laydown |