There are many _______ playing on the playground. 
#29829
A
child
B
children
C
man teachers
D
sheeps
推荐题目
Koalas eat_____ and______.
#28917
A
leaf;grass
B
leaves;grasses
C
leaves;grass
D
leaf;grasses
What’s your favourite drink?  -     .
#28657
A
Chocolate
B
Orange juice
C
Apples
D
Potatoes
Mr Black gave us _________on how to learn English well. 
#28048
A
an advice
B
many advices
C
some advice
D
some advices
The _____ now is that we have many _____ to ask. 
#29394
A
problem; questions
B
problems; question
C
question; problems
D
questions; problem