Unit 1

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1£®They will give her a gold medal£®

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2£®They will read the book£®

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3£®The rabbits will eat the carrots£®

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4£®The teacher will mark the students' homework tonight£®£¨ÓÃbe going to be doneת»»£©

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5£®They will finish this project in five years£®£¨ÓÃbe going to be doneת»»£©

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¢ò£®µ¥ÏîÑ¡Ôñ(±¾Ìâ°üÀ¨5СÌ⣬ÿÌâ2·Ö£¬¹²10·Ö)

1£®—Are you sure you can do well in today's test£¬Lucy?

—______£®I've got everything ready£®

A£®It's hard to say¡¡¡¡¡¡¡¡B£®I'm afraid not

C£®I think so            D£®I hope not

2£®—Could you please put out your cigarette£¿This is a smoke­free£¨ÎÞÑ̵ģ©school£®

—______

A£®I'm sorry about this£®        B£®No problem£®

C£®Sure£¬I'd love to£®          D£®Never mind£®

3£®—______£¬please£®Could you tell me which BRT I can take to get to Jinan Railway Station?

—Take No.15 Bus and transfer to No.5 BRT£®

A£®Excuse me        B£®Yes

C£®Sure             D£®Hello

4£®—Would you help me clean up the classroom£¬Bill?

—______£®

A£®Yes£¬quite right        B£®Never mind

C£®That's all right          D£®Sure£¬with pleasure

5£®—Can you ______ this novel ______ me?

—You'd better ______ one ______ the library£®

A£®lend£¬from£»borrow£¬to       B£®borrow£¬to£»lend£¬from

C£®lend£¬to£»borrow£¬from       D£®borrow£¬from£»lend£¬to

¢ó£®ÓÃËù¸øµ¥´ÊµÄÊʵ±ÐÎʽÌî¿Õ(±¾Ìâ°üÀ¨5СÌ⣬ÿÌâ2·Ö£¬¹²10·Ö)

1£®The bridge ____________£¨finish£©in three weeks£®

2£®You can go out if your homework ____________£¨do£©£®

3£®This is one of the things that ____________£¨see£©that day£®

4£®This is the only one of the things that ____________£¨see£©that day£®

5£®When was PRC ____________£¨found£©?

¢ô£®¶ÌÎÄÌî¿Õ(±¾Ìâ°üÀ¨10СÌ⣬ÿÌâ2·Ö£¬¹²20·Ö)

In a few years' time£¬it will be possible to make things yourself with a 3­dimensional 1£®______£®You download 3D designs£¨Í¼°¸£©online£¬then push “print”£®Hours 2£®______£¬a real object will come out 3£®______ your printer£®All you need is a piece of plastic£®

3D printers have been used in factories 4£®______about ten years£®They are 5£®______ to test part£¨²¿¼þ£©designs for cars and planes£®They make objects out of liquid£¨ÒºÌ壩and plastic£®

The printers are sold for about 15,000 dollars each£®But in the next two years£¬prices are expected to fall 6£®______ around $5,000£®Then they will 7£®______ able to be used in offices and homes£®

“In the future£¬everyone will have a printer 8£®______ this£¬”said Hod Lipson£¬a Cornell University professor£®“You'll be able to print a toothbrush£¬a fork or a shoe£®”

Schools can buy them for design£¨Éè¼Æ£©classes£®Doctors print models from CT scans to help in operations£®