. Rain and freezing temperatures ____ to make snow.
#77090
A
combined
B
combine
C
combine with
D
combined with
推荐题目
The boy ________ to me that the hen had ________ two eggs the day before.
#65438
A
lay; laid
B
laid; lain
C
lied; laid
D
lied; lain
I allowed myself to   entering the competition. 
#70718
A
persuade to
B
be persuaded into
C
be persuaded to
D
persuade into