- _ he like math? 一 Because it's difficult.
| A．Why does | B．Why don't | C．Why do | D．Why doesn't |
Let’s go for a picnic ___________ Sunday morning.
A. in B. on C. at
The girl is too young to __________ herself.
A. look for B. look at C. care for
Flowers _________ along the road last year.
A. planted
B. are planted
C. were planted
This second-hand computer is much ________ than that new one.
A. cheap B. cheaper C. cheapest
— Finish your homework, ______ you can’t watch TV, Jack.
— All right, Mum.
A. or B. but C. and