正比例函数的图象上有两点,,则与的大小关系是( )A. B. C. D. 答案:【答案】A【解析】利用一次函数图象上点的坐标特征可求出y1与y2的值,比较后即可得出结论(利用一次函数的性质解决问题亦可).解:当x=−1时,y1=−(−1)=1;当x=2时,y2=−2.∵1>−2,∴y1>y2.故选:A.
阅读理解
Welcome to the Pacific Beach Hotel!The Pacific Beach Hotel overlooks Waikiki beach and is a five-minute walk from the Honolulu Zoo.Ala Moana Shopping Center is one mile away.
Reach downtown Honolulu in four miles and Pearl Harbor in 14 miles.
The 837-room Pacific Beach Hotel also has a three-story, 280,000-gallon indoor oceanarium(水族馆),which is now the home of over 70 different species of Hawaiian marine life.The hotel also houses Hawaiion Rainforest Salon and Spa, a fourth floor pool with a sundeck and whirlpool spa, and a tennis court located on the eighth floor.
Each standard guest room is supplied with air-conditioning, coffeemaker, digital telephone, hairdryerm, iron and ironing board on request, one king-size or two double beds, mini-refrigerator, personal safe, private balcony, private bathroom with shower and bathtub, and TV with movies-on-demand and video games.And non-smoking rooms are available.
Here is the room type and rate for February;(book now and get another 20% off)
(1)
Your parents are going to Hawaii for a 2-day holiday and will live in this hotel.They enjoy the ocean view.How much will they pay for their room at least?
[ ]
A.
About 600 dollars
B.
About 700 dollars
C.
About 800 dollars
D.
About 900 dollars
(2)
If you live in this hotel, you can get all the following service except ________.
[ ]
A.
to enjoy the marine life of Hawaii
B.
to play tennis
C.
to have a sunbath
D.
to visit the Honolulu Zoo
(3)
In the Pacific Beach Hotel, a standard room does not contain ________.
[ ]
A.
a mini-refrigerator
B.
a private bathroom
C.
a TV with movies-on-demand
D.
a swimming suit
(4)
The purpose of writing this passage is ________.
[ ]
A.
to attract more tourists to the hotel
B.
to introduce a new hotel
C.
to suggest a good place of interest
D.
to ask for the public’s help