假如你叫李宏，准备暑假和父母外出旅行。请你给旅行社写封信。提出你们的愿望和要求。

1．乘飞机去凉爽的地方。

2．假期大约10天时间。

3．需要一个导游。

4．父母想看日落，我想游泳。

Dear Sir，

_________ _________                                                            

_________ _________                                                            

_________ _________                                                            

_________ _________                                                            

_________ _________                                                           

What ________ useful book! And ________ book is popular with students．

A．a；a             B．an；a           C．the；the             D．a；the

--Can I help you?

--I'd like a cup of coffee ________ milk ________ it，please．

A．at；in           B．with；in         C．with；on          D．at；on

--Who's that under the tree? Is it Jenny?

--It ________ be Jenny．She's ill in hospital today．

A．can’t            B．must             C．may            D．mustn't

--Excuse me．Could you tell me ________? I want to post a letter．

--Sure．It's between Hongqi Supermarket and Jinglong Hotel．

A．where was the post office                               B．where the post office is

C．how can I get to the cinema                        D．how I can get to the cinema

--Do you know the girl ________ is from Canada?

--Yes，her name is Helen．

A．whom          B．which           C．whose            D．who

--Where is your father，Leo?

--He is in Hainan on vacation．He ________ for two weeks．

A．has been away         B．has left              C．has gone          D．left

--Kevin，is your twin brother the same as you?

--No．I'm ________ than him．

A．a little thin        B．very thinner           C．much thinner                D．a little thinner

--How beautiful your hometown is!

--Yes，a number of trees ________ around Dazhou every year．Our environment is getting better and better．

A．are plant              B．are planted           C．are planting             D．were planted

--Can you come to my birthday party next Sunday?

--Oh，thanks．________

A．Yes，please．        B．I've no idea．       C．I'd love to．       D．Yes，I would．