We’ll visit Expo 2010 Shanghai this Sunday_______ it rains or it’s very hot．
#58511
A
since
B
if
C
unless
D
until
推荐题目
--Hurry up! The bus is coming.--Wait a minute. Don’t cross the street the traffic lights are green.
#56768
A
until
B
after
C
while
D
since
Mr. Green and Mr. King have taught English at Beijing Sunshine Secondary School ________ they came to China two years ago.
#56650
A
since
B
as
C
for
D
until