She is in Canada ______ vacation now.[ ]

As the busiest woman in the village, she made _____ her duty to look after all the other people’s affairs in that village.

He does ______ English than Chinese.

I don’t know for sure how many of you would like to settle here —- it is a(n) ______ of personal preference.

Do you know(认识) that girl?—Yes. _____ name is Mary.