单选题_____ that the formation of the sun, the planets, and other stars began with the condensation of an interstellar gas cloud.
单选题Professor Ellis is said _____ some significant advance in his research in recent years.
单选题The director tried to get the actors to _____ to the next scene by hand signals.
单选题Living in the central Australian desert has its problems; _____ obtaining water is not the least.
单选题In 1840, both Lucretian Mott and Elizabeth Cady Stanton resented _____ proper seating at the World’s Anti-slavery convention in London because of their sex.
单选题Rita turned her _____ of being lost in the desert into good fortune by selling the story to a movie studio.
单选题Though her father never approved of _____ to drama school, she later became a well-known actress.
单选题To be honest, I don’t speak _____.
单选题The process whereby on individual word is shifted to the status of grammatical element is _____.
单选题Grey whales have long been _____ in the north Atlantic and hunting was an important cause for that.
单选题“Tina looks especially pretty tonight. ” “Yes, she always looks her best in _____ of that color. ”
单选题There are several factors ______ the rapid growth of sales promotion, particularly in consumer markets.
单选题To _____ is to save and protect, to leave what we ourselves enjoy in such good condition that others may also share the enjoyment.
单选题It cannot be denied that the existing resources on earth will be depleted, but scientists are hesitant to_____ the inevitability of that day, convinced that new energies can be found in the near future.
单选题Abraham Lincoln insisted that _____ not just on mere opinion but on moral purpose.
单选题Giving a gift can convey a wealth of meaning about your appreciation of their _____ and the importance you place upon the relationship.
单选题Sam was a complete country man, with a pronounced ______ with nature in all its forms.
单选题It is my hope that everyone in this class should _____their errors before it is too late.
单选题Among the many subjects in school, mathematics is probably the most, depending _____ least on a student’ s background and culture.
单选题The toy maker produces a ____ copy of the space station, exact in every detail.