—How many students are there in the classroom? ____. They are all in playground.
—Do you know Taiwan, Jenny?—Yes, of course. Taiwan is _____ island. It’s _____ the southeast of China.A. an, on B. an, in C. a, in
— Do you know to our school yesterday?—Yes, he took a train here.A.when did he comeB. how he cameC. where he came
--Why does Mr. White look so tired?--- he has got a pain in his throat.A.Because B. Since C. Though
– Why did you all go skating __________ Tony?– Because he would like to watch the World Cup at home.A. without B. with C. besides
---Look, Maria! The newspaper says the world has a population of 6.8 billion.----Yes. And it is increasing___________ 80 million every year.A. to B. in C. by