1 . Since 1993, the number of people living in Old Montreal ________ from 100 to 6, 000.

A．has grown

B．have grown

C．is growing

D．are growing

2 . Two-thirds of the audience ________ attracted by the movie. One minute they burst into ________ and the next they laughed.

A．were; crying

B．were; tears

C．was; tear

D．was; cry

3 . Better than half a billion dollars ______ that fund to purchase more than 5 million acres of habitat over the past eighty years.

A．have gone into	B．had gone into
C．have been gone into	D．has gone into

4 . During the break, some students went to relax on the playground, but the rest ________ reviewing their lessons in the classroom.

A．are

B．was

C．were

D．is

5 . Plato believed that talent and intelligence _________genetically and thus _________in children born to all classes, although his proposed system of selective public education for an educated minority of the population does not really follow a democratic model.

A．is not distributed, is to be found	B．are not distributed, are to be found
C．is not distributed, has been found	D．are not distributed, have been found

6 . —The talent show Youth with You ________becoming hotter and hotter online. 
—Exactly. Half of our class ________interested in it.

A．is; is

B．are; are

C．is; are

D．are; is

7 . —Three hours ________enough for a boy to read books every week. 
—But my son never reads though he’s already 11 years old.

A．is

B．has

C．are

D．have

8 . One of her friends, a salesman in the firm, ________ going through a very messy divorce and was very depressed.

A．is

B．was

C．are

D．were

9 . Both Lily’s parents and she ________ to America.

A．has been

B．have been

C．is

D．were

10 . The number of firms selling computers in this region ________ since January 2012.

A．are dropping

B．is dropping

C．have dropped

D．has dropped