–What do you think of the film Rio?–Wonderful. ________ could be better!
---_____ is your mother? ---She is 39.
可表示“中国共产党”的英文缩略词是_____.
-- Hi, Mike. Can you help me? -- OK. ________.
-- What can I do for you, madam? -- I'd like two ______.
This machine is very easy to use.______ can learn to use it in a very short time.