We agreed _____here but so far she hasn't turned up yet.
A. having met      B. meeting      C. to meet     D. to have met

 Paul doesn't have to be made _____. He always works hard.
A. learn      B. to learn     C. learned      D. learning

 ——I must apologize for _____ ahead to time.   —— That's all right.
A. letting you not know      B. not letting you know
C. letting you know not     D. letting not you know

 Rather than ______ on a crowded bus ,he always prefers ______ a bicy-cle.
A. ride; ride     B. riding ; ride     C. ride ; to ride     D. to ride; riding

 The missing boys were last seen ______near the river.
A. playing      B. to be playing      C. play     D. to play

 She set out soon after dark _____ home an hour later.
A. arriving       B. to arrive      C. having arrived    D. and arrived

The first textbooks ______for teaching English as a foreign language came out in the 16th century. A. having written 　 B. to be written 　 C. being written D.written

The visiting Minister expressed his satisfaction with his talks,______that he had enjoyed his stay here.

A. having added 　 B. to add 　 C. adding 　 D. added

 ______down the radio —the baby's asleep in the next room.
A. Turning     B. To turn     C. Turned     D. Turn

 How about the two of us_____a walk down the garden?
A. to take      B. take      C. taking     D. to be taking