—The light in his office is still on. Do you know _______?—To prepare for the material(材料) the meeting will need tomorrow, I think.
#36425
A
if he works hard
B
why he stays up so late
C
why is he so busy
D
when he will stop working
推荐题目
–---I wonder __________.   –--Zebras.
#38871
A
what do they call these animals
B
how they call these animals
C
what they call these animals
D
how do they call these animals
—Can you tell me________?      —Two weeks ago.
#37969
A
when you bought the toys
B
who did you buy the toys for
C
how much the toys cost
D
how many toys did you buy