1 . I lent some money to Bernard, ______ house was knocked down during the typhoon.

A．which

B．who

C．whom

D．whose

4 . Inspired, he asked his fans to make videos, which he then joined together into one performance.主句中的谓语是：

A．inspired

B．asked

C．make

D．joined

5 . We'll never forget the                  Zhong Nanshan has made to the fight against COVID-19.

A．progress

B．donations

C．contributions

D．efforts

6 . Jim ________ in the library every night over the last three months.

A．works	B．worked
C．has been working	D．had been working

7 . Nowadays,more and more people around the world are________the Chinese culture and would like to pay a visit to this country.

A．responsible for

B．addicted to

C．attracted to

D．focus on

8 . Every possible means ________ to prevent the air pollution, but the sky is still not clear.

A．are being used	B．have been used
C．has been used	D．had been used

9 . Maybe if I ______ science, and not literature then, I would be able to give your more help.

A．had studied

B．would study

C．studied

D．was studying

10 . 【2018·江苏】Self-driving is an area _______ China and the rest of the world are on the same starting line.

A．that	B．where
C．which	D．when