I won’t pass the exam ______I work hard..
#36102
A
whenever
B
because
C
if
D
unless
推荐题目
Li Xing’s illness(病) is very_____. You must take his illness ______. 
#35393
A
serious, seriously
B
serious, serious
C
seriously, seriously
D
seriously, serious
Li Ping always gets up early and he is          late for school.
#36038
A
usually
B
often
C
sometimes
D
hardly ever
Peter is ten years old. He is _______ to go to school.
#35958
A
old enough
B
enough old
C
young enough
D
enough young