单选题The very real and far reaching implications inherent in the current changes being experienced by government spaceports, with terms of their effect upon the whole international space community, are also highlighted.
单选题The most striking technological success in the 20th century is probably the computer revolution.
单选题Dump sewage into oceans and rivers is a serious form of pollution.
单选题Dubai is the capital of the United Arab Emirates, one of the world's leading______oil producers.
单选题Greatly ______ by his words, she jumped into the cold water again.
单选题________the variety that the average family has in beef, fish, poultry, and vegetarian recipes, they find most meals unexciting.
单选题Courageous people think quickly and act without
hesitation
.
单选题The deeper the shade of yellow of the olfactory region, ______ the sense of smell. A. is keener B. keener C. the keener D. the keen
单选题The monopoly-capitalist group ______ many smaller enterprises last year. A. integrated B. merged C. combined D. collected
单选题Two major reasons have caused this ______: lack of interaction and communication with the business world, and missing skills among the players in the industrial community to push the desired development to realize a reasonable number of fully commercial activities.
单选题Mary couldn't have received my letter; otherwise she______before now.
单选题Nuclear power, with all its inherent problems, is still the only option to guarantee enough energy in the future.
单选题Some people believe that" King John" was written by Shakespeare, but some people think it might be written by an ______ author.
单选题Of course, there have been times, as a young man, when I got tired from study and devoted my time to playing.
单选题As our eyes ranged over the broad shoulders of the mountain, the conception of its ______ grew upon us. A. multitude B. gratitude C. latitude D. magnitude
单选题She {{U}}all but{{/U}} fainted when she heard the news.
单选题I regret {{U}}to have not paid{{/U}} more attention to our English lessons at school.
单选题One impact that the burning of ______ fuels has had on the Earth's environment has been the increase of carbon dioxide in the earth's atmosphere. A. vehicle B. oil C. gas D. fossil
单选题The residents,______had been damaged by the flood, were given help by the Red Cross. A. all their homes B. all whose homes C. all of whose homes D. all of their homes
单选题Machines that use hydraulic pressure {{U}}including{{/U}} elevators, dentist chairs, and automobile brakes.