When shopping, keep your eyes ______for those energy-saving machines. 
#49678
A
opened
B
open
C
to open
D
to be open
推荐题目
— How about climbing the hill?— I would rather     along the river than      the hill. I'm a bit tired。
#49533
A
walk;climb
B
walking; climbing
C
walking; to climb
D
walk; to climb
---What made you so_________? ---Oh, Mr Wu told us a funny story and it made us _________. 
#48757
A
happy, to laugh
B
happily, to laugh
C
happy, laugh
D
happily, laugh
There are a lot of _______friends.
#48854
A
way to make
B
ways of make
C
ways to make
D
way making