1.This is my a pen.A为This B为my C为pen 问哪个是错误的- 并写出正确答案.A B C2.Mike and I ______（be）fine.3.Dale Miller is in _____ China.填空.

this is a my pen This is my a pen?对还是This is a my pen?对This is my pen？ 为什么说This is my a pen是错的? 为什么不能说 This is my a pen A:that's your pen.___ is my pen B:Do you __ this is interesting? This is a nice pen. 是This is my blue pen 还是This is my a blue pen有助于回答者给出准确的答案 It is _____. A.pen B.my a pen C.a my pen D.my pen This is a pen.(this)are pencily this is my pen .改为意思相同的句子 this is a（ ） This pen is ________and that is ________ pen.A.mine,hers B.my,her C.my,hers D.mine,her It is a key.( )this is my pen.( )black.括号里填什么啊It is a key.( )this is my pen.( )black.括号里填什么啊 This a pen.that is a pen,什么 This is my blue pen.(改为一般疑问句）()this () blue pen?This is a white key.(对划线部分提问)()()this? This is a pen.就划线提问 this is a pen.改为复数句 this is a pen改成一般疑问句 This is a pen.改为一般疑问句