1 . Guide books are prepared to suit the convenience of the traveler, ________ routes round a city or a site are often suggested.

A．for which	B．with which
C．for whom	D．with whom

2 . When I went back to my hometown years later, I saw a beautiful park, ______ had been a wasteland for many years.

A．that

B．who

C．when

D．which

3 . Jackson turned out at the Grammy Awards,________music artists are given an award for their artistic or technical achievement.

A．when

B．where

C．which

D．whose

4 . Students will encounter many challenges in the universities for the first year,________ getting used to a new environment quickly comes to be the most important one.

A．of which

B．for which

C．to which

D．by which

5 . My mother was too busy to remember my birthday, ________ made me a little upset.

A．which

B．that

C．whom

D．what

6 . Being addicted to your phone, ________ is a bad habit, is, however, very popular among students.

A．that

B．what

C．which

D．why

7 . Recently they have been developing a new kind of drug, ________ effects we are greatly concerned.

A．to whose

B．about whose

C．to which

D．about which

8 . Volunteers in China, _______ are playing an increasingly important role in many fields, are actively participating in the battle against COVID-19 at present.

A．which

B．that

C．who

D．where

9 . I walk through the doors into the waiting area,         there's a familiar atmosphere of boredom and tension.

A．which

B．that

C．whose

D．where

10 . ________ we all know, the beauty of calligraphy consists in the inner peace ________ you experience Chinese brilliant culture.

A．As; in which	B．As; when
C．That; what	D．That; where.