Let's ____ it.A.read B.reads C.reading
你想知道小朋友们正在做什么,你可以问老师: A.Where are they? B.What are they doing?
你放学回到家里,感觉饿了,你会对妈妈说: A.I'm thirsty,Mum. B.I'm hungry,Mum.
They're ________ football. A.plays B.play C.playing
They are ________ a dragon boat. A.row B.rowing C.rows
There are lots of people ________ the lake. A.in B.under C.on