【简答题】Fill in each blank with one suitable word from the list below, Each word in the list can be used once only. a actually bite catch caught dearest deep deeply dice distre evidence. ...
【判断题】“or”或“+”运算符实现逻辑“与”组配,是对检索范围加以限定,逐步缩小检索范围,提高检索结果的查准率。
【简答题】Fill in each blank with one suitable word from the list below, Each word in the list can be used once only. a actually bite catch caught dearest deep deeply dice distre evidence. ...
【简答题】Directions: In this part there are two passages followed by questions or unfinished statements, each with four suggested answers marked A, B, C and D. Choose the one that you think is the best answer....
【单选题】When enthusiasts talk of sustainable development, the eyes of most people glaze over. There is a whiff of sack-cloth and ashes about their arguments, which usually depend on people giving up the comfo...
A.
has brought about sustainable development.
B.
proves to be nothing but an imagination.
C.
will deprive most people of modern comforts.
D.
contributes to the environmentally sound development.
【单选题】1 New technology often creates unanticipated problems. 2 Automobiles, for ex- ample, provide numerous benefits, but they also pollute the air and kill about fifty thousand Americans each year. 3 It is...
【简答题】Most countries have four seasons: spring, summer, fall and winter. However, in some places, like Thailand, ther are only three seasons: summer, the "rainy season" and winter. A "rainy sseason" is a ti...