The Tianwen﹣1 Probe landed on Mars___________ May 15th，2021.
| A． |
at |
B． |
in |
C． |
to |
D． |
on |
It's believed that playing computer games too much does ___________ harm than good．（ ）
A．manyB．muchC．moreD．most
Daniel has tried to lose ___________ by eating less recently，but two kilos has been put on instead．（ ）
A．weightB．weightsC．heightD．heights
Two months ago，China tested its ___________ aircraft carrier （航空母舰） built completely on its own．（ ）
A．oneB．firstC．the oneD．the first
Jessica used to be a manager in a company，but she gave up ___________ job when she became a mother．（ ）
A．sheB．hersC．herD．herself
I went to __________ supermarket to buy ___________ birthday gift for my aunt yesterday．（ ）
A．an，aB．a，aC．the，/D．/，the