Sarah是班长,老师走进教室准备上课,她应该这样说:A.Sit down. B.Good morning. C.Stand up.
( )— What is Jenny doing? —She______. A. swims B. is going to swim C. is swimming
( ) He has many________. A. balls B. ball C. a ball
( ) In winter, the weather is________. A. hot B. cold C. warm
( ) She________ English in a school. A. teachB. teaches C. thought
( ) I usually________ to school at 7:00. A. go B. goes C. went