50.I was so tired that I couldn't keep my eyes _____A.openingB.op_英语解答

50.I was so tired that I couldn't keep my eyes _____
A.opening
B.open
C.opened
D.to open

人气：356 ℃　时间：2020-01-30 17:34:30

解答

B.open
open
这里作adj.敞开的；
我非常累以致眼睛睁不开了.