—There are 60 students in my class, and __________ of us are girls. —Wow! You have 40 girls! A. three fifths B. one third C. two thirds
—My mother has a backache in hospital —_________________.
—We’re going to Mountain Yandang this weekend. — _____.
— _____ Dasan is from Canada, he can speak Chinese very well. — I know he studies Chinese hard.
My sister is only two years old, and I have to _____ her on Sunday.
—What are you doing for your vacation? —________________________.