人教7上Unit3同步基础知识检测

一、用所给词的适当形式填空 1．—Who’s that boy in red over there? —He’s Tom, a friend of ________(I)． 2．These are ________(Alice) rulers. 3．There are three________(box) on the bed. 4．T hank you for  ________(help) me. 5．I have three ____________(dictionary)． 6．—Are those his ________(cup)? —Yes，they are.  7．Excuse ________(I), is this your ruler? 8．These two ________(eraser)are yellow. 9．He can see many ____________(dog) there. 10．—________(be) those your dogs? —Yes，they are. 11．—Here is your key.   —Oh, __________ (thank).  12．Bob and Mike are ________ (teach) in a middle school.  13．This cup is not Lily's. ________ (her) is white.  14. —Thank you for ________ (look) after me.  —You’re welcome.  15．Please ask Jim. The pen is ________ (h e)． 二、单项选择 16．—David, is this your sister's bike? —No, it's not ________. It’s my brother’s. A．yours       B．his    C．hers         D．mine 17．Alice has a re d pen, and the blue one is ________，too. A．his        B．her         C．hers 18．—Is this her eraser? —________． A