It’s harmful for the students to spend too much of their time ______ computer games.
#96999
A
play
B
to play
C
playing
D
played
推荐题目
______ to somebody , a British person often shakes hands with the stranger . 
#98543
A
Introducing
B
To introduce
C
To be introduced
D
On being introduced
The woman ____ herself a writer has never written any books.
#95705
A
calling
B
called
C
calls
D
to call
________tomorrow’s lessons,I have no time to play with you.
#88717
A
Not preparing
B
Not prepared
C
Not having prepared
D
Having not prepared