1. The greatest thing we can do for children is to be ______ who helps them grow.
A. anyone B. everyone C. no one D. someone
2. Mike was busy when we went to see him yesterday. He a report.
A. was writing B. would write C. had written D. wrote
3. It will be two months ______ Jane leaves school. She is going to be a doctor.
A. when B. before C. that D. since
4. — Have you any idea where the jeweler’s shop is?
— No, but it ______be in the east of the town.
A. would B. must C. shall D. could
