What can senders do when ordinary letters get lost？A．They have no claim on compensation B．They will get some compensation
What can senders do when ordinary letters get lost？A．They have no claim on compensation.B．
What are the speakers mainly discussing？A．Causes of illness.B．The discovery of antibiotics
What are the speakers mainly discussing？A．Causes of illness B．The discovery of antibiotics C．The history of prescription drug D．Characteristics of antibiotics 请帮忙给出正确答案和分析，谢谢！
What is the one reason astronomers make long time exposures？A．To spend less time at their
What is the one reason astronomers make long time exposures？A．To spend less time at their telescopes B．To overcome the pro
Many promising postgraduates are unwilling to pursue a PhD degree becauseA．they are not en
Many promising postgraduates are unwilling to pursue a PhD degree becauseA．they are not encouraged to be engaged in science
The figure of world illiteracy was obtained byA．experts in Paris.B．a committee of UNESCO.C
The figure of world illiteracy was obtained byA．experts in Paris B．a committee of UNESCO C．an international organization D．none of these 请帮忙给出正确答案和分析，谢谢！
America has succeeded in shaping world events over the past 40 years probably because ofA．
America has succeeded in shaping world events over the past 40 years probably because ofA．its ability to adapt technology B
The author implies that this world plan is toA．be debated at an important international co
The author implies that this world plan is toA．be debated at an important international conference B．be realized in ten yea
What was the first part of Robinson Crusoe talking about？A．His lonely life.B．His character
What was the first part of Robinson Crusoe talking about？A．His lonely life B．His characters C．His journeys by sea D．His fame and wealth 请帮忙给出正确答案和分析，谢谢！
The man is very concerned becauseA．the courses are too difficult for the woman.B．the woman
The man is very concerned becauseA．the courses are too difficult for the woman B．the woman"s computer knowledge is poor C．h
What is the advantage for the people who join the co-op for a 6-month period？A．The members
What is the advantage for the people who join the co-op for a 6-month period？A．The membership fee is lower B．They can he