I called you last night but no one answered the phone．
I with my parents a TV programme about celebrating the 20 thanniversary of Macao' s return to China．（ ）
| A． |
was watching |
B． |
watched |
C． |
have watched |
D． |
were watching |
The man did a great job in fighting COVID﹣19.He on TV and became very known.（ ）
| A． |
interviewed |
B． |
has interviewed |
| C． |
was interviewed |
D． |
will be interviewed |
-Are you going to the airport by bus？
-I'd rather take a taxi.It's .
| A． |
quicker |
B． |
cheaper |
| C． |
the quickest |
D． |
the cheapest |
-How do we turn on the oven？
-I you，weren't you listening？（ ）
| A． |
tell |
B． |
am telling |
C． |
will tell |
D． |
have told |
There are no buses to the beach. you have a car，it's difficult to get there.（ ）
| A． |
Since |
B． |
After |
C． |
Unless |
D． |
Because |
These beautiful animals are endangered.We must them.（ ）
| A． |
save |
B． |
show |
C． |
stop |
D． |
catch |