______ ！
I think so． He invented so many useful things．（ ）
| A． |
How silly the king is |
| B． |
How great Lu Ban is |
| C． |
What a clever girl Mary is |
| D． |
What smart boys they are |
Please ______ all the lights when you leave the classroom．（ ）
| A． |
turn on |
B． |
turn off |
C． |
turn down |
D． |
turn up |
The boy in red T﹣shirt is our new classmates，______？（ ）
| A． |
isn't he |
B． |
does he |
C． |
is he |
D． |
doesn't he |
The new school ______ last year．（ ）
| A． |
builds |
B． |
built |
C． |
was built |
D． |
is built |
My parents often tell me ______ hard．（ ）
| A． |
study |
B． |
to study |
C． |
studying |
D． |
studied |
What's your brother doing now？He _____ in the room．（ ）
| A． |
sings |
B． |
sung |
C． |
has sung |
D． |
is singing |