—— Hurry up. The bus is coming! —— Oh, no, we mustn’t cross the street ______ the traffic lights are green.
#55778
A
after
B
since
C
when
D
until
推荐题目
_______ he is very young, _______ he knows a lot about how to be healthy.
#56686
A
Though; but
B
Although; but
C
/;but
D
Although;/
