—Do you know that boy?—Sorry, I .A.know B.am not know C.don’t know him
--What’s that in English? --________.
--Excuse me , is this your jacket? --Yes, ______.
I have (有)_____ ruler and ____ eraser.
Chanjiang River is one of________ in the world.
David likes vegetables, _________ tomatoes, potatoes and cabbages.