---Could you help me take care of my pet dog on the 19th?--- I’m afraid I’m not          that day.
#17891
A
vacant
B
sufficient
C
available
D
convenient
推荐题目
He doesn’t do his homework______ , though he has  ____.
#19827
A
careful enough; time enough
B
carefully enough; enough time
C
enough careful; enough time
D
enough carefully ;time enough