—Is that your father?—No. It’s my uncle, my mother’s _____.
#28376
A
son
B
sister
C
brother
D
Daughter
推荐题目
I have some _________ in working out the problem.
#27940
A
difficulty
B
difficulties
C
troubles
D
difficult
—Whose ball is this?  —It’s     _____.
#29733
A
Jim’s and Tom’s
B
Tom’s and Jim
C
Jim and Tom’s
D
Jim and Tom