1. The literary works written _____ Mr.Yang _____ been handed in since three hours ago.

A．by；has

B．by；have

C．from；has

D．from；have

2. Parts of the book _____ difficult to understand.

A．is

B．are

C．has

D．have

3. John，a friend of mine，who got married only last week，spent $3,000 more than he _____ for the wedding.

A．will plan

B．has planned

C．would plan

D．had planned

4. Bill Gates is a _____ figure in computer programs.

A．important

B．main

C．leading

D．leader

5. Mary made coffee _____ her guests were finishing their meal.

A．so that

B．although

C．while

D．as if

6. The problem was so _____ that such a little boy can’t solve it.

A．funny

B．interesting

C．complete

编辑：勇敢者学业练习平台