All of the guests had arrived by 9 o'clock，but the host didn't ________ until 15 minutes later.

A．turn down 　 B．turn in

C．turn up 　　　　 D．turn out

His mother was ill, and he _____ a doctor.

A. sent for 　 B. sent out　 C. sent up 　 D. sent off

_______ you be so careless with your homework? You see, there are dozens of spelling errors.

A. Will　　　 B. Would　　　 C. Must　　　 D. Might

How about taking_____short break? I want to make_____call．

A． the; a B． a; the C． the; theD． a; a

The pilot got over all the difficulties,____the plane safe and sound, for which he was highly spoken of.

A. to land　　　　　 B. landing　　　　　 C. landed　　　　 D. land

Though it is 30 years we last met, I still remember the scene ______ we got separated on a rainy day.

A. since; where　　 　 B. before; which　　 C. since; when　　 　 D. before; where

He finds his daughter is quite different from _________ she was five years ago.

A.who 　　　 B.what 　　　 C.how 　　 D.which

The owner of the shop came up to see _____.
 A. what was the matter    B. what the matter was
 C. what is the matter    D. what the matter is

I was thankful to my teacher because his ________ （鼓勵(lì)）made me more confident of my future.

Galileo lived in the city of Pisa in the 1600’s, about 400 years ago, _____, as is known to us all, there is a leaning tower about 180 feet high.         
  A. when      B. as       C. where       D. there