单选题Ideally, anatomical investigation consists of a combination of descriptive and experimental approaches. Present-day anatomy involves Uscrutiny/U of the structure of organisms at many levels of observation.
单选题通读下面的短文，掌握其大意。然后，从每小题的四个选择项中选出可填入相应空白处的最佳选项。Over the summer, my family took a divip to Iceland to see the natural beauty of it.Little did I21 I would wake up one morning to have my eyes swelled up（肿胀
单选题Dozens of scientific groups all over the world have been ______ the
goal of a practical and economic way to use sunlight to split water molecules.
A. pursuing
B. chasing
C. reaching
D. winning
单选题
单选题The police warned people to be ______ against burglary during the festival.
单选题 In spite of the ______ economic forecast, manufacturing output has risen slightly.
单选题______ three times in a row, the boxer decided to give up fighting.
单选题 Critics believe that the control of television by mass advertising has ______ the quality of the programs.
单选题Woman: Let's drop by the post office again, Fred, and see if there is any mail yet. Man: The post office again? It's only been an hour. Question: What does Fred mean?
单选题The police let him go, because they didn't find him guilty ______ the
murder.
A. of
B. in
C. over
D. on
单选题When a psychologist does a general experiment about the human mind, he selects people______ and asks them questions.
单选题The flashing red light served as a ______ of danger ahead.
单选题For fear of being scolded by the teacher, the boy gave a ______ excuse for his absence.
单选题If a consumer wants a quick settlement of his problem, it is better to complain to______
单选题
单选题Backward technologically _____ we are for the moment, we have perfect faith in our ability to catch up with the developed countries in time.
单选题The low interest rates on banks loans provided an Uimpetus/U for many to buy homes.
单选题In order to (attain) our objective, it is (essential) that we (will make) the best use of the limited resources (available).A. attainB. essentialC. will makeD. available
单选题The branches could hardly ______ the weight of the fruit.
单选题The number of the employees in our company is______that in theirs.