He was down in the mouthbecause he missed his plane．（ ）
| A． |
unhappy |
B． |
happy |
C． |
glad |
D． |
relaxed. |
Lisa is studying abroad． She hasn't decided back to China because of the COVID﹣19． （ ）
| A． |
if she flies |
B． |
whether she will fly |
| C． |
when will she fly |
D． |
how will she fly |
The Chinese doctors went to Italy to help the patients they knew it was dangerous．（ ）
| A． |
because |
B． |
if |
C． |
though |
D． |
as soon as |
How much do we need to make a banana milk shake？（ ）
| A． |
bananas |
B． |
apples |
C． |
coffee |
D． |
milk |
Beijing， capital of China，is city with a long history．（ ）
| A． |
the； the |
B． |
a；a |
C． |
the；a |
D． |
/； the |
After a long walk， they felt really tied， so they decided to have a restunder the big tree．（ ）
| A． |
take a walk |
B． |
take a break |
| C． |
have a picnic |
D． |
have a talk |