1 . Though the girl is really proud of having a Louis Vuitton handbag, she ________tell a fake one from a real one.

A．can hardly

B．shouldn’t

C．can really

D．mustn’t

2 . What the universe actually looks like is a question that ________the old scientist since he was a boy.

A．has fascinated

B．fascinated

C．had fascinated

D．fascinates

3 . Yesterday, President Xi delivered his New Year message to the whole country, ________that China will achieve its beautiful dream in the new year.

A．hopes

B．hoping

C．hoped

D．to hope

4 . Now that you are not feeling well, you might as well have an X-ray of your stomach   ________.

A．to take

B．take

C．taken

D．taking

5 . He ________that he would be given a chance to turn on a new leaf, but the boss rejected him.

A．thinks

B．thought

C．has thought

D．had thought

6 . The old lady just wondered ________her lost dog could cover a distance of nearly 1000   kilometers and find its way within 7 months.

A．what

B．which

C．when

D．how

7 . We will suffer from the hazy weather more often than before ________ our air is being seriously polluted.

A．because

B．unless

C．until

D．although

8 . The family members were discussing where to take a trip during the winter vacation   ________a tourist agent turned up at the house.

A．when

B．while

C．even if

D．though

9 . He didn’t make any comments on the reason ________he couldn’t carry on the conversation.

A．that

B．which

C．why

D．Where

10 . With our environment ________for the worse, people are becoming increasingly worried about their physical health.

A．to change

B．changing

C．changed

D．is changing