Do you know what ___ while you were away from home?
#103912
A
had happened
B
was happened
C
has happened
D
happened
推荐题目
All the money I_________by the time I arrived home.
#100388
A
ran out
B
had ran out
C
had had run out
D
was run out
The popular film Golden Compass ____ an imaginary world.
#102074
A
set in
B
is set in
C
sets in
D
is set on
Experiments of this kind ___in both the U.S and Europe well before the Second World War. 
#102411
A
had conducted
B
have conducted
C
have been conducted
D
had been conducted