If you don’t know the words, you must ______in a dictionary.
More and more children in the countryside are ________ school at an early age to look for work in the cities.A. going to B. leaving C. beginning
—________ will your brother come back?—I’m not sure. Maybe in a week.A. When B. How C. Whether
—Who taught Zhu Zhiwen to sing?—________! He learned singing by himself.A. Everybody B. Somebody C. Nobody
Helen is going to work in an old people’s home to help ________ the old people.A. look forward toB. look afterC. look through
—________. Is this your book?—Yes, it is. Thank you!A. Sorry B. Hello C. Excuse me