By the end of 2020, as is clearly stated, poverty relief work ________ across the country.
A.will have accomplished B.has been accomplished
C.has accomplished D.will have been accomplished
Volunteering is pleasant and there is so much more I could do if I ________ the time.
A.had had B.had C.would have D.could have had
With rural ecosystem improving, the number of tourists to villages ________ year by year.
A.have increased B.increases C.is increasing D.are increasing
Anxiety about social status leads to high levels of stress, which ________ leads to health problems.
A.in turn B.in order C.in fact D.in short
The quality of life is a(n) ________ survey to individuals or group’s physical functions, and psychological and social adaptation.
A.representative B.productive C.impressive D.comprehensive
The remains of animals and plants which ________ in or near water are most likely to be preserved.
A.had lived B.lived C.live D.are living
