补全单词，选择正确答案的序号填入括号里。
1.S_ndayA. u B. o C.a
2.helpf_l A. o B. u C.e
3.m_ _ningA.or B. er C.ar
4.diction_ _y A.or B. er C.ar
5.kang_ _ooA.er B. ar C.ra
将正确的答语的序号填在括号里。
（1）How often do you go hiking？A It's white.
（2）What colour is your coat?B It's ten yuan.
（3）How is the weather？C About once a season.
(4）How much is a pen?D Two days.
(5)How long can I keep it ?E It's cloudy and windy.
你是一位售货员，当有顾客来买东西时，你应该说：
A.What do you want? B.What can I do for you?
.如果你是一位大夫，患者来看病时你应该说：
A.What's wrong with you？ B. What do you like?
当你上课迟到了，站在门口时你要说：
A.Open the door, please. B. May I come in,please?