A tourist will easily lose his way in Beijing ______ he has a map or a guide.
#58451
A
if
B
because
C
unless
D
when
推荐题目
While she _____ TV, someone _______ at the door.
#55631
A
watch, knocked
B
was watching, knocked
C
watching, knocking
D
was watching, is knocking
    Ann is a girl,       she can climb that tall tree.
#56812
A
But , /
B
Although, /
C
But, although
D
Although, but