Life is like a mirror． you smile at it，it will smile back．（ ）
A．UnlessB．WhenC．UntilD．Though
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 singer comes from USA is called Bob．
I know． The most popular song was sung by him was on the CCTV show last night．（ ）
| A． |
who； which |
B． |
who； that |
| C． |
that； which |
D． |
whom； that |
If Tom the film The Wandering Earth， he'll never forget the scene in which many people make the hard journey back to their hometown．（ ）
| A． |
saw |
B． |
see |
C． |
will see |
D． |
sees |
You look nice on the dress． Could you tell me ？（ ）
| A． |
where did you buy it |
B． |
where you bought it |
| C． |
where do you buy it |
D． |
where you buy it |
Mary， have you finished the novel？
Oh no，I am too busy it． Professor Li asked me to hand in my math paper this week．（ ）
| A． |
reading； reading |
B． |
to read； reading |
| C． |
reading； to read |
D． |
to read； to read |