1 . The Song Dynasty was an exciting period in Chinese history, at the height of           power the country’s population doubled.

A．which

B．whose

C．where

D．when

2 . The New Year’s Eve dinner for Chinese people is a very special moment, ______ they share pleasure and food with their family members and friends.

A．where

B．when

C．that

D．during that time

3 . These days, teachers have been sparing no efforts to create         they hope will be the best means to improve the efficiency of online teaching,         some students don’t notice or care about, though.

A．that, which

B．what, which

C．which, what

D．what, that

4 . Recently it has been noticed _____ an increasing number of students are bringing smartphones to school, _____ means using smartphones reasonably has become _____ unavoidable topic for us students.

A．/; that; a

B．that; which; an

C．/; which; an

D．that; which; the

5 . ________ is widely accepted, in the Middle East Arabs greet each other by touching noses, but this is not a polite way of greeting in other cultures.

A．As

B．It

C．Which

D．What

6 . They lived in a beautiful house, _________the windows were decorated with paper cuttings.

A．of which

B．on which

C．with which

D．by which

7 . 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

8 . After a 57-day hiking, the explorers finally reached a place, ________ they believed was the South Pole.

A．which

B．where

C．that

D．as

9 . I learnt a new language ______ allows me to “speak” with my friend ______ has a hearing problem.

A．that ; which

B．which ; that

C．whose ; who

D．where ; that

10 . Generally speaking, the generation gap is actually a technology gap, ________ children update themselves on the latest technology while parents drop behind.

A．where

B．when

C．which

D．that