题目内容：

1.I often practise ( ) in the river.
A.swim B.to swim C.swimming D.swam
2.What's the man over there?
( )
A.He is Jack.B.He is in the hospital.
C.He is tall.D.He is a teacher.

优质解答

C pratise后边加动词是为ing 形式.
D what 对人提问时,是问人的职业.