A in spite of B in turn for C in virtue of D in response to

A stretch B navigate C regulate D mimic

A elicited B infected C administered D managed

A High-tech waste stores. B Vacuum storage bags. C Microwave oven. D Not mentioned.

A Let out B Let down C Let up D Let alone

A The oven is specially designed to withstand high - frequency turbulence when landing. B It has a life span of about ten years in space. C It was carried by the space cargo craft Tianzhou 2. D It provides nutritious and satisfying food for astronauts.

A Because there will be bacterial pathogens floating. B Because environment of space creates a lot of difficulties for the collection and processing of the floating wastes. C Because the space occupied by garbage in the aircraft need tightening. D Because of the garbage containment to the space.

A The compressed bag B Special microwave C A more efficient magnetron D A special power supply

A A general tariff is to be imposed on foreign imports. B Britain’s foreign investment law allows more deals in technology. C Britain will spend more on importing food than selling abroad. D Foreign merger can be done to Britain’s most promising firms.

A Lack of future digital champions. B Conservative politics. C Various corporate taxes. D Lack of innovation.