It' not my pen.It may be_______.
It is not my pen.It must be
1.I can't find my pen.Where is it?-----It may be in your des
用can、may、must填空.1、That pen ______ be his.No,it ______ (not)
may i use your pen?I am ---not.I am using it now
it isn't your pen,is it?A Yes,it's not mine B No,it's my fri
-where is my pen.It's not ___I have left it.
Excuse me.什么Is this your pen?No,it is not my pen.I什么it is Li
May l put my pen on the dest?A.Yes,put it.
It is _____. A.pen B.my a pen C.a my pen D.my pen
it is not my
the pen is on my desk .it is not mine (定语从句的复合句)
i looked for my pen here and there but i did not find it ()