一、配对练习：从所给选项中选出相应的答语。
1．Hey！Look out！You can't cross the road here．
2．Joy，the bread is bad．You can't eat it．
3．Tom，if you eat too much food like this ，you'll get fat．
4．You can't leave now．
5．Be careful！Don't go too high．
A．But I'm still hungry．
B．Oh，sorry，sir．Thank you．
C．All right．I'm climbing down．
D．OK，Mum．I'll have some cakes instead．
E．OK，I'll stay for a short while．
二、根据情景完成下列小对话，每空一词。
1．A：Hello，Linda．
B：Hi，Kate．
A：Where are you _______？
B：I'm going to the shop to buy an eraser．
A：Oh，_______ out．A car is coming very fast．
B：Oh，dear．_______ fast it is！
A：Be _______ when you cross the road．
B：_______ _______．Goodbye．
A：Bye．
2．A：Take _______，John！_______ play on the rock．You may fall off．
B：All right，Mum．Can I sit on the chair？
A：Oh，no．You mustn't _______ on it．It's broken．_______ go boating．
B：GREat！
3．A：Where are you going，Ma Lin？
B：I'm _______ to school，Grandma．
A：You can't go to school today，child．You've had a bad cold．The doctor said you must _______ in bed for two days．
B：But we'll have _______ English exam today．
A：_______ you _______ take the doctor's advice，you'll have a fever again．
B：OK，Grandma．Please ring _______ my teacher for me．
4．A：Excuse me，sir．You _______ smoke here．
B：Why not？
A：Can't you see the sign？It _______，“No smoking．”
B：Oh，sorry．I didn't _______ it just now．
5．A：Bob，You must go to school．Hurry _______．
B：But I haven't washed my face _______．
A：quick．If you don't go quickly，_______ _______ late again．OK，I'm going．Bye，Mum．
三、将下列句子重新排列，组成对话。
A．Hey，you can't sit on it！
B．Do you feel tired？
C．OK．
D．Look．There is a bench over there．Let's sit on it．
E．“Wet paint！”The chair is still wet！
F．Look at that sign．What does it say？
G．Why？
H．Yes，I feel a little tired．
