In the library, we should not______________.A.be careful B. eat or drink C.read books
The earth is ________ than the sun.A. bigger B. smaller C. taller
She sometimes _______ the bus to school.A. takes B. rides C. drives
There are ______ stars on Chinese national flag.A. four B. five C. six
He lives _____ that island.A. on B. in C. at
It will be _____. There will be ______.A. snow, cold B. sunny , windy C. cloudy, rain