大明想知道 Sam来自哪里时.应该怎么说____A.what are you doing .Sam? B.where are you from.Sam?C.what are you going to do.Sam?
They are. A .drawB. drawwingC. drawing
These are. A. tigersB. tigerC.duck
This is. A.beijingB. yunnanC Shanghai
These ducksvery naughty! A. isB .areC was
Let’sthe flowers. A. to waterB. waterC. watering