Something must be done as soon as possible if the rare species____saved. A.be B.are to be C.can be Something must be done as soon as possible if the rare species____saved.A.be B.are to be C.can be D.will be

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Something must be done as soon as possible if the rare species____saved. A.be B.are to be C.can be Something must be done as soon as possible if the rare species____saved.A.be   B.are to be   C.can be    D.will be

Something must be done as soon as possible if the rare species____saved. A.be B.are to be C.can be Something must be done as soon as possible if the rare species____saved.A.be B.are to be C.can be D.will be
Something must be done as soon as possible if the rare species____saved. A.be B.are to be C.can be
Something must be done as soon as possible if the rare species____saved.
A.be B.are to be C.can be D.will be

Something must be done as soon as possible if the rare species____saved. A.be B.are to be C.can be Something must be done as soon as possible if the rare species____saved.A.be B.are to be C.can be D.will be
B.are to be
be to do表将来时

选B

同LS, 不定时有表将来的意义

Something must be done as soon as possible if the rare species_are to be_ saved.
A.be B.are to be C.can be
如果要可保存这些罕见品种, 一定要尽快采取某些行动