--May I help you with some jeans, sir? -- Yes, I’d like to try on those blue ________.
#29313
A
pair
B
one
C
two
D
ones
推荐题目
 Egypt is a country in ____.
#29876
A
Italy
B
Germany
C
China
D
Africa
I have some _________ in working out the problem.
#27940
A
difficulty
B
difficulties
C
troubles
D
difficult