—What time will Mr. Green be back to China?—Sorry. I don’t know ________.
#37936
A
when did he go broad
B
why he is going abroad
C
how soon will he be back
D
how long he will stay abroad
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No one will be sure ____________ in a million years.
#79231
A
What will man look like
B
man will look like what
C
what man will look like
D
what look will man like
—What did the doctor say?   —He asked how long _________.
#38243
A
has my daughter caught a cold
B
had my daughter caught a cold
C
my daughter had caught a cold
D
my daughter had had a cold