China successfully landed a spacecraft ________ Mars in May, 2021.
| A． |
in |
B． |
on |
C． |
at |
D． |
for |
Jimmy， what do you want to be when you grow up？
I want to be _________engineer． （ ）
A．aB．anC．the
Can you tell me______on Father's Day？
Guess what？ Well I wrote a poem for my dad． （ ）
A．when did you shopB．where you go
C．what you did
Alex． would you mind_______down the music？ It's too noisy．
Sorry， dad． I'll do it right away． （ ）
A．turnB．turningC．to turn
On Monday April 15， 2019， the fire_______broke out in Notre Dame Cathedral in Paris shocked the world． （ ）
A．thatB．whoC．where
Have you ever______the Terracotta Army in Xi'an？
Yes， I went there last year． （ ）
A．gone toB．been toC．been in