【单选题】Because of () diversity, seven separate groupings or divisions of algae have been established by botanists.
A. them
B. so that
C. those
D. their
A. them
B. so that
C. those
D. their
【单选题】() “nova” means new, novas are actually stars that have existed for a long time and suddenly flare into brilliance.
A. That
B. Why
C. Although
D. It is
A. That
B. Why
C. Although
D. It is
【单选题】 An atom is a basic structural unit of matter, the smallest particle of an element () into chemical combination.
A. that can enter
B. can it enter
C. when entering it can
D. that enters can
A. that can enter
B. can it enter
C. when entering it can
D. that enters can
【单选题】 The word "meticulous" in line 24 is closest ir meaning to
A.( careful
B.( significant
C.( appropriate
D.( believable
A.( careful
B.( significant
C.( appropriate
D.( believable
【单选题】 The word "sustain" in line 6 is closets in meaning to
A.( select
B.( strain
C.( support
D.( store
A.( select
B.( strain
C.( support
D.( store
发布评论 查看全部评论