13．
What will the world be like in the future？In my idea，a lot of what we see in science fiction {科幻） films will（69）cometrue
    I think there will be flying cars for people to park on（70）topof buildings，lf this happens，there won't be anymore traffic jams!I believe that （71）mosthouses will be green，as we'll only use the energy （72）likewind and solar power （太陽能In the future，I think robots will do most of our （73）housework，so life will  be easier．There will be robot teachers too，and children will （74）take laptop computers （筆記本電腦）to school instead of books．No one really knows （75）whatthe future holds for our]ire on Earth．All we need to do is to believe in （76）ourselves．After all，as AlbertEinstein once said，"I never think of the future，It comes （77）soonenough．"

12．

take  tree  beach  like  island  but  leave  exciting  enjoy  outside  as   something

My favorite TV program is a reality show called Survivor （幸存者）．It isn't on TV at the moment （66）butit was on last year．
    Inthe show，two teams of people are taken to a （an） （67）island．All of them have tosleep （68）outside because there aren't anyhouses or hotels．They usually choose （69）somethingreally useful like a toothbrushsince they can only （70）takeone thing with them．The people also have to find foodand they spend a lot of time fishing and collecting fruit from the （71）trees．Everyweek one person has to （72）leave．At the end，there are only two people on the island and one them is chose （73）asthe winter．
I really like Survivor because it's very （74）excitingand thepeople have to do things like hunting for food．I really （75）enjoymyself when Iwatch it．I don't want to be on the show，however，I like living in a house!

11．Almost every Chinese person can recite the two lines of the famous poem，"Every grain on the plate comes from hard work，"But （46）A，many of us don't actually get the real meaning of these lines：Don't （47）C food．
It is reported that the food Chinese people （48）B every year is enough to feed 200million people for a year．
Do we have too much food？Absolutely not．（49）C the UN World Food Program，there were 925million hungry people around the world in 2010，especially in（50）C countries．Six million children die of hunger every year．
What should we do in our daily lives to waste（51）B food？Here are some tips：Do not order too much  in a （52）C．Only order as much as you want to eat．（53）Ayou can not eat all the food you ordered，take the rest of it home．
Don't be too picky（愛挑剔）about food．Some food may not taste great，（54）Byour body needs it．Keep an eye on what food you have at home．Don't（55）Ctoo much，especially for fish and meat．

46．A．sadly	B．luckily	C．pleasantly
47．A．save	B．cook	C．waste
48．A．run away	B．throw away	C．put away
49．A．As for	B．Thanks to	C．According to
50．A．powerful	B．developed	C．developing
51．A．more	B．less	C．fewer
52．A．bank	B．bookshop	C．restaurant
53．A．If	B．Though	C．Unless
54，A．so	B．but	C．or
55．A．sell	B．borrow	C．buy．

10．The old man walked cross the street slowly yesterday略略．

9．How long will she be back，in three days or week？略略．

8．Father doesn't like milk and so do I，略略．

7．He go to work early every morning because he is very busy．略略．

6．He said everything at the meeting and just eat there silently．略略．

5．He was exciting when he saw Jay Zhou，略略．

4．There is wrong something with my bike，略略．