1 . It is essential that every child ______ equal educational opportunities.

A．has

B．must have

C．have

D．had

2 . ________ too many sweets is bad for one’s teeth.

A．Eat

B．Eating

C．Ate

D．To eat

3 . The parents as well as their son ________ determined to go abroad for their holiday this year.

A．is

B．had

C．are

D．has

4 . The little boy admitted ________ the glass while playing football.

A．to have broken	B．breaking
C．having been broken	D．to break

5 . The students d________(装饰) the classroom with flowers to welcome the new term with COVID-19 under control in China this September.(根据中英文提示单词拼写)

6 . After hundreds of failed experiments, Tu Youyou and her team ________ discovered artemisinin, the world’s most effective drug for fighting malaria (疟疾).

A．success

B．succeed

C．successful

D．successfully

7 . I believe ________ a good movie should be a good story first and a piece of art second.

A．what

B．which

C．that

D．who

8 . Dunhuang is famous ________ its wonderful cave paintings.

A．in

B．to

C．for

D．with

9 . -Do you worry          them when the kids are out of doors?
-No, I don’t. They can look          themselves.

A．about; at

B．about; after

C．of; after

D．in; at

10 . The metro in Lanzhou is open to the public.          exciting news it is!

A．What

B．How

C．How an

D．What an