Tom didn’t understand the text ________ the teacher explained it to him.
#58317
A
when
B
while
C
until
D
since
推荐题目
—Would you like to go hiking with us this Sunday? —Sure, _______ I am busy.
#57786
A
until
B
when
C
unless
D
since
______now people cut down many trees,______a lot of animals are losing their homes.
#56610
A
Because ;so
B
So ; because
C
Because ;/
D
/; because
I met a friend of mine _________ I was walking along the street.
#56938
A
before
B
as
C
because
D
since