Listen up，guys!Everyone wear a mask.Go and buy one if you don't have one.
A．can'tB．canC．mustn'tD．must
Can you go to the movies with me？
， but I have too much homework to do．（ ）
A．I'd love toB．That's all right
C．Yes， I think so
Teenagers decide for themselves．（ ）
A．may be allowed toB．may are allowed to
C．may be allow to
We should look up to those scientists sent Tianzhou﹣1Cargo Spaceship（天舟一号货运飞船） to space．（ ）
A．whichB．whoC．what
Though he often made his little sister ， today he was made by her．（ ）
A．cry； to cryB．cried； crying
C．to cry； cry
The government of China the idea of A Belt and A Road in 2013．（ ）
A．came up withB．cheered up
C．put up