What ___ Tom ______? He’s writing a letter in the study.A.is, going to do B. is, doing C. will, do
买一赠一 A. buy one give oneB.buy one and get anyone free
Mike’s aunt has a sister.She is not Mike’s aunt.Who is she?
When the traffic light(交通信号灯)turn red,you should ______ .
______ don’t use gas(汽油).
Whose skirt ________ ?