1 . ---Do you know if he _______ to play basketball with us?
   ---I think he will come if he ______ free tomorrow.

A．comes; is

B．comes; will be

C．will come; is

D．will come; will be

2 . It used to be that you ___drive for miles here without seeing another person, but now there are houses and people everywhere.

A．need

B．should

C．could

D．must

3 . Dr. Rowan, ______ secretary resigned two weeks ago, has had to do all his own typing.

A．whose

B．of whom

C．of which

D．which

4 . Many lessons are now available online, from _____ students can choose for free.

A．whose

B．which

C．when

D．whom

5 . We have entered into an age _______ dreams have the best chance of coming true.

A．which

B．what

C．when

D．that

6 . ___________in 1931, the Empire State Building, the highest skyscraper until 1954, inspired the imagination of the world.

A．Having completed	B．Being completed
C．Completed	D．Completing

7 . The days are gone ______ physical strength was all you needed to make a living.

A．when

B．that

C．where

D．which

9 . The musician along with his band members ________ ten performances in the last three months.

A．gives

B．has given

C．have given

D．give

10 . —You are a great swimmer.
—Thanks. It’s because I ______ a lot these days.

A．have been practising	B．was practising
C．would practise	D．had practised