1 . Great improvements in public health have been brought about by ________ in medical science.

A．traditions

B．advances

C．pressures

D．examples

2 . China's National Highway 318, ________ over 5,000 kilometers from Shanghai to Zhangmu, Tibet, is known as the "heavenly road“ for its amazing views.

A．to extend

B．extended

C．extending

D．being extended

3 . As working from home becomes ________ common, people are finding it easier to combine parenthood with a full-time career.

A．increasingly

B．equally

C．nervously

D．confusingly

4 . ---How's the project going?
--- ________. All we have to do is finish the last bit of work.

A．Easy come easy go	B．Far from it
C．By all means	D．So far so good

6 . 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

7 . Mark is a genius. By the time he graduated, he ________ jobs by a dozen computer companies.

A．has offered	B．has been offered
C．had offered	D．had been offered

8 . —Are you done with the book I gave you?
— ________. I'm still reading the last chapter.

A．Hard to say

B．Not quite

C．Of course

D．It all depends

9 . Henry David Thoreau was happy to ________ from social life, seeking a harmonious relationship with nature in the quietness of his life.

A．judge

B．differ

C．withdraw

D．benefit

10 . 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