________ Lily ________ Lucy may go with you because one of them must stay at home．

A．Not only…but also

B．Neither…nor

C．Both…and

D．Either…or

You’ll do much better ________ you’re more careful with your spelling．

A．if

B．before

C．although

D．unless

Be careful, ________ you will fall off the tree．

A．so

B．or

C．but

D．and

－What about ________ speech?－It was too tiring, you know, ________ speech for me?

A．a; the

B．the; a

C．the; 不填

D．a; a

Pass me ________ dictionary next to the radio, and I also need ________ pen to write something．

A．a; a

B．the; the

C．the; a

D．a; the

The experts think that India’s population may be ________ than China’s ________ 2020．

A．much; by

B．more; in

C．larger; by

D．larger; on

________ you work, ________ knowledge you’ll get．

A．The harder; more

B．The harder; the more

C．Harder; the more

D．Harder; more

－Can you understand me?－Sorry, I can ________ understand what you have said．

A．hardly

B．almost

C．nearly

D．easily

This year our school is ________ than it was last year．

A．much more beautiful

B．much beautiful

C．the most beautiful

D．beautiful

All of them can take this job, but I want to know who is ________．

A．the most careful

B．more careful

C．careful

D．very careful