His family are all ________ vacation now.
[ ]
|
A.at |
B.of |
C.on` |
D.for |
He is ________ at the blackboard.
[ ]
|
A.look |
B.looking |
C.watching |
D.seeing |
He is very nice and he is always friendly ________ others.
[ ]
|
A.to |
B.of |
C.at |
D.for |
He likes to play jokes ________ me.
[ ]
|
A.on |
B.to |
C.of |
D.for |