1 . CNSA announced that China's Chang'e-4 probe landed on the far   side of moon on January 3^rd, 2019. It is historic moment for the Chinese to explore space.

A．a; an

B．an; a

C．the; a

D．the; an

2 . ______ moon goes around ______ earth.

A．The ; a

B．A ; the

C．An ; a

D．The ; the

3 . Neil Armstrong is the first man________.

A．walk on the moon

B．walk on moon

C．to walk on the moon

D．to walk on moon

4 . My little brother Bob hopes to travel to ____ space in the future.

A．a

B．/

C．the

5 . Nanjing, ____ capital of Jiangsu Province, has ___long history.

A．a, a

B．the, 不填

C．the, a

D．不填, the

6 . As we all know, ________ earth moves around ________ sun.

A．A, a

B．a, the

C．The, a

D．the, the

7 . Amy is _______ unusual girl. She has traveled to 15 countries in _______ world.

A．a; the

B．a; \

C．an; the

D．an; one

8 . _____UN report says Chinese Mobile Payments （支付）is changing _____ world .

A．An; the

B．A; the

C．An; a

D．A; a

9 . It was ________ cold winter night and the moon was shining brightly across ________ night sky.

A．不填；a	B．a; the
C．the; a	D．the; 不填

10 . Frank knows so much about _____ earth although he is only ____eight-year-old boy.

A．an; the

B．the; an

C．an; an