From______the mariner can know the data of tide．

A．the cows often ran out to look for food B．the cows often had fights with their masters C．Mr. Jones and his men often beat the cows D．Mr. Jones and his men often forgot to feed the cows

A．while pushing asteroids off course nuclear weapons would destroy the world B．asteroids racing across the night sky are likely to hit Earth in the near future C．the worry about asteroids can be left to future generations since it is unlikely to happen in our lifetime D．workable solutions still have to be found to prevent a collision of asteroids with Earth. 此题为多项选择题。

A．not all hacking attempts are worthy of investigation B．information of the victims is inaccessible C．InfraGard chapters will be in effect by the end of September D．Amazon.com was often disrupted by hacking

A．performance is a better judge of ability that a college degree needs B．experience is the best teacher C．past work histories influence personnel officers more than degrees do D．degree from a famous school enables an applicant to gain advantage over others in job competition

A．most of the gifted children became white collars B．half of the gifted followed up graduated from all colleges C．each of the talented published at least one article D．bright men got higher income than bright women

A．many people have dedicated to the skating B．modem speed skating will become more and more quick C．figure skating will be further innovated and improved D．more and more people like skating now

A．owls and hawks are tame animals B．hawks and owls are domestic animals C．hawks and owls are flesh-eating animals D．hawks and owls are pet animals

A．video on demand may download film free of charge B．the full service networks have not achieved the original goal C．a lot of people would like to pay for video films on demand at today&39;s prices D．the Time-Warner&39;s Full Service Networks didn&39;t work

A．the writer appreciated her mother' s lesson years later B．the writer must be proud that she is different C．the mother prepared to show Chinese different food culture D．the minister' s family really enjoyed the food

A．is not familiar with the town B．doesn"t know how to drive C．knows the town well D．hardly ever rides a bike

A．IBM was his first job B．he has left IBM C．he is a client of IBM D．he"s a member of IBM

A) compared with other hospitals nurse at Beth Israel Hospital are more patient B) in most hospitals patient care is inadequate from the professional point of view C) in most hospital nurse get low salaries D) compared with other hospital nurses have to work longer hours at Beth Israel Hospital

A．banks will have to change their ways of doing business B．“free trial” practice will eventually be banned C．privacy protection laws will soon be enforced D．consumers’ privacy will continue to be invaded

A．Marianne Adam has had many photographs printed in magazines B．Joseph Saimders has worked in New Urban ,University for over 12 years C．Dr John Goode's method of stopping smoking is successful D．many business education teachers have given successful lessons in typing before

A．American cities are changing far the worse B．people have different views on American cities C．many people are now moving from American cities D．the population is decreasing in older American cities

A．American businessmen do things more quickly than Japanese ones B．American businessmen like to say "Yes" and "No" C．Americans usually say what they are thinking D．Americans do not express themselves clearly

A．scientists have also found out how to increase our life span by changing the gene. B．the results of a study show that monkey can live longer through taking less fat. C．extending life is by no means a 100% good thing. D．the experiment on the worm is most successful. 此题为多项选择题。

A.Miss Agnew was bom in 1974. B.Miss Agnew’s parents do not live in Howicknow. C.Miss Agnew will work in NewYork. D.Miss Agnew will study in NewYork.