下面的称呼语正确的是
A. Dear Mr John（姓名）
B. Dear Mr Smith（姓氏）
C. Dear Teacher Liu
Dear Miss Lily(姓名)
下面的表述正确的是
A. Thanks invite me to your party.
B. Thans for invite me to your party.
C. Thank you for inviting me to your birthday party.
D. Thank you inviting me to your party.
感谢信正式的结束语是
A. Yours
B. Love
C. Sincerely Yours
D. Regards
没有你的帮助我不可能获得成功的正确表达是
A. I couldn't have succeeded without your help.
B. I can't make a success without your help.
C. I can't successful without your help.
D. I can't succeed without your help.
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