He didn’t go to school yesterday ________ he was ill.
#37034
A
because
B
because of
C
if
D
so
推荐题目
-- ________do you usually go to work?--I usually ________a bus to work.
#40104
A
How…by
B
How …on
C
How…take
D
What…on
—How can we protect ourselves ________ the earthquake? —We should stay calm first.
#35891
A
with
B
about
C
for
D
from