选出发音不同的单词。
（1）A. flower B. window C. how
（2）A. house B. mouse C. coup
（3）A. cool B. book C. school
（4）A. park B. class C. cat
（5）A. cry B. fly C. hungry
（6）A. mother B. brother C. birthday
当你想知道一卷厕纸多少钱时，你问：
A. How much is a roll of toilet paper?
B. How much is a box of tissues?
C. How many rolls of toilet paper are there?
当你约Mary一起去买东西，可以说:
A.Let’s go hiking.
B.Do you want to go home?
C.Let’s go shopping!
你想知道Peter多久打一次羽毛球, 应问:
A.How often do you play soccer?
B.How often do you play computer games?
C.How often do you play badminton?
你到商店买东西, 服务员会有礼貌地对你说:
A. What do you want to buy?
B. Can I help you?
C. Here you are.
你想知道Tony打算寄信给谁,可以问:
A. Who are you going to send it to?
B. Is this letter yours?
C. What are you going to do?