So lost in their computers____that leaders at summer computer camps often have to force them to break for sports and games.
#82318
A
became the children
B
become the children
C
had the children become
D
do the children become
推荐题目
——Did you know any Chinese before you arrived in Beijing?——Never ________it, actually.
#80572
A
had I learned
B
have I learned
C
I have learned
D
I had learned
 Doctors have said that as many as 50% of patients don’t take medicine_______. 
#84605
A
like directed
B
to be directed
C
as directed
D
so that directed
—I hear that you have won the lottery.  —Not once in my life ______ until now.
#82409
A
good luck turned up
B
turned up good luck
C
up turned good luck
D
has good luck turned up
—— The old man wouldn’t stay at home for a rest even if it rained. —— ____.He would feel sick if he stayed home for one day. 
#83931
A
So would my grandpa
B
So wouldn’t my grandpa
C
Neither would my grandpa
D
Nor wouldn’t my grandpa
At the bell, the door opened and _____, dashing towards the dinning hall, all shouting and laughing.
#80692
A
the hungry students poured out
B
did the hungry students pour out
C
out the hungry students poured
D
out poured the hungry students