They think seaweed food is food for_____________.
A. healthy B. health C. healthily
The number of students __________fifty.
A. is B.are C.be
In many countries, people have birthday cakes_________candles.
A. in B. with C.for
There_________some meat in the shop.
A.are B. be C.is
They played __________badminton yesterday.
A.不填 B. a C.the