更多"Splitting dinner checks can cause a"的相关试题:
[填空题]Splitting dinner checks can cause a splitting headache, even when the diners are mathematics majors. Three computer science (36) students at the US’s Carnegie Mellon University were (37) up with worrying about shared bills so they decided to act. Shashank, Amit and Ashwin created a free website, Buxfer.com, in September, to help people remember who (38) what and to whom.
Instead of trying to (39) out how every dinner bill should be split, the site allows users to form groups of friends or housemates to (40) shared expenses over longer periods of time. For example, if one housemate pays for dinner for everyone, he earns (41) in his Buxfer group and pays less on next month’s rent. Buxfer quickly became (42) among college students and young (43) who often pool expenses and borrow small amounts from each other.
News of the site has spread .largely by word of mouth and on blogs. (44)
[填空题]You probably know that asthma can cause breathing problems. So can kids with asthma play sports (1) ! Being active and playing sports is an especially good idea if you have asthma. Why Because it can (2) , so they work better. Some athletes with asthma have done more than develop stronger lungs. They’ve played (3) , and they’ve even won medals at the Olympic Games! Some sports are less likely to bother a person’s asthma. (4) are less likely to trigger flare-ups, and soare sports like baseball, football and gymnastics.
In some sports, you need to (5) . These activities may be harder for people with asthma. They (6) , cycling, soccer, basketball, cross-country skiing, (7) . But that doesn’t mean you can’t play these sports if (8) .In fact, many athletes with asthma have found that with the (9) , they can do anysport they choose.
But before playing sports, it’s important th
[单项选择]
Without proper planning, tourism can cause problems. For example, (21) many tourists can (22) public places that are also enjoyed (23) the inhabitants(居住者) of a country: If tourists (24) too much traffic, the inhabitants become annoyed and (25) . They begin to dislike tourists and to (26) them impolitely. They (27) how much tourism can help the country’s economy. It is important to (28) about the people of a tourist attraction and how tourism affects it. Tourism should help a country (29) the customs and beauty that attract tourists.
Too much tourism can be a problem. If tourism (30) too quickly, people must leave other jobs to work in the tourism industry. This (31) that other parts of the country’s economy can suffer.
On the other hand, if there is not enough tourism, people can (32) jobs. Business can also lose money. It (33) a great deal of money
A. built
B. needed
C. earned
D. saved
