John was about to go back to sleep ______ suddenly his bedroom became as bright as day.
#26801
A
after
B
when
C
while
D
until
推荐题目
Nothing gives him more pleasure than helping someone __________.
#25930
A
in trouble
B
on fire
C
in ruins
D
in common
—They all agree ________ George. Has the project been passed?—Who ________ George can make the final decision?
#28596
A
except; except
B
except; besides
C
but; but
D
besides; but
