题目内容
17．He studied hard，aiming（目的是） at being No.1in his class．分析 他认真学习，目标是成为班上的第一名．
解答 答案是aiming．本题考查语境中选用恰当的词； （sb．） aim at doing sth 某人目标在于做…；aim与句子主语he之间是主动关系，故用现在分词做状语，答案是aiming．
点评 翻译填空要在理解句子的结构和含义的基础上根据汉语意思选择恰当的词、短语或句型；同时注意所选词的形式变化．
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7．Passenger Information
Carry-on Bag Rules
When travelling on China Southern planes，we ask our customers to follow our simple bag rules．
---Each passenger is allowed to bring one bag onto the plane．
---Weight limit：Each carry-on bag may weigh up to 10kilos．
---Size limit：Each carry-on bag can be up to 110cm long，60cm high and 30cm wide．
---Additional bags and oversized/overweight bags may be allowed on the plane if there is enough room．There will be a fee for such bags （see the table below）．Please note that if your bag breaks more than one rule then you must pay a fee for each rule broken．
Safety Rules
For the safety of our passengers，the following items must not be taken onto the plane：
---Bottles containing gas （e．g．cigarette lighter）
---Bottles containing any cream，oil or other liquid that are over 100ml．
Note：
If you have any liquid medicines over 100ml that you must use during your flight，please contact our customer service manager on 34533566to make arrangements at least 24hours before your departure．You will need to have a doctor's letter explaining why you need the medicine．
Bag Fees
*No bag over 15kilos will be allowed on the plane．**No bag over 150cm long or 80cm high may be taken on the plane．Passengers must put such bags in the plane's storage．
21．What is not allowed to be taken onto the plane by a passenger？A
A．A gas bottle．
B．Medical equipment．
C．A 100ml bottle of cream．
D．A bag that is 120cm long．
22．When must a passenger speak with the manager about taking over 100ml of liquid medicine onto their flight？D
A．After they get on the plane．
B．Six hours before their flight．
C．When they arrive at the airport．
D．At least one day before their flight．
23．How much will a passenger pay for a carry-on bag that is 110cm*50cm*25cm in size and weighs 13kilos？B
A.250 yuan
B.300 yuan
C.550 yuan
D.850 yuan．
Carry-on Bag Rules
When travelling on China Southern planes，we ask our customers to follow our simple bag rules．
---Each passenger is allowed to bring one bag onto the plane．
---Weight limit：Each carry-on bag may weigh up to 10kilos．
---Size limit：Each carry-on bag can be up to 110cm long，60cm high and 30cm wide．
---Additional bags and oversized/overweight bags may be allowed on the plane if there is enough room．There will be a fee for such bags （see the table below）．Please note that if your bag breaks more than one rule then you must pay a fee for each rule broken．
Safety Rules
For the safety of our passengers，the following items must not be taken onto the plane：
---Bottles containing gas （e．g．cigarette lighter）
---Bottles containing any cream，oil or other liquid that are over 100ml．
Note：
If you have any liquid medicines over 100ml that you must use during your flight，please contact our customer service manager on 34533566to make arrangements at least 24hours before your departure．You will need to have a doctor's letter explaining why you need the medicine．
Bag Fees
| Rule | Fee | |
| Overweight* | Bags heavier than 10 kilos | ￥100 per kilo over limit |
| Oversized** | Bags larger than 110cm*60cm*30cm | ￥250 per bag |
| Extra bags | ￥400 per extra bag |
21．What is not allowed to be taken onto the plane by a passenger？A
A．A gas bottle．
B．Medical equipment．
C．A 100ml bottle of cream．
D．A bag that is 120cm long．
22．When must a passenger speak with the manager about taking over 100ml of liquid medicine onto their flight？D
A．After they get on the plane．
B．Six hours before their flight．
C．When they arrive at the airport．
D．At least one day before their flight．
23．How much will a passenger pay for a carry-on bag that is 110cm*50cm*25cm in size and weighs 13kilos？B
A.250 yuan
B.300 yuan
C.550 yuan
D.850 yuan．