26.The researehers delermine what type o
题型:选择题
问题:
26.The researehers delermine what type of plants the virus can infect(感染) and____insects can carry the virus.
A.those
B.why
C.which
D.How
26.The researehers delermine what type of plants the virus can infect(感染) and____insects can carry the virus.
A.those
B.why
C.which
D.How