He found it increasingly difficult to read, ______his eyesight was beginning to fail.
| A．though |
| B．for |
| C．but |
| D．so |
He is a foreigner and he is not accustomed _______like that while he i8 tn China．
| A．treating | B．to be treated | C．to being treated | D．to treat |
______ their hats into the air, the fans of the winning team let out loud shouts of victory.
| A．To throw | B．Thrown |
| C．Throwing | D．Being thrown |
You can go out, _________you promise to be back before 11 o'clock.
| A．as far as | B．so far as | C．when | D．as long as |
______, we’ll go camping.
| A．weather permits | B．If weather will permit |
| C．weather permitting | D．weather permitted |
It is in the west of China _____ there is no doubt _____it is going to rain tomorrow.
| A．where; whether | B．that; that |
| C．that; whether | D．where; that |