Not all flowers have a strong fragrance.Some _ be smelly.Those that sell well _ be the beautiful and fragrant ones.（　　）

A．may；must

B．must；may

C．can；should

D．should；can

【答案】C

【解答】

【點評】

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發(fā)布：2024/5/27 14:0:0組卷：18引用：1難度：0.5

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A．May；must have	B．Must；must
C．Can；may have	D．Can；can

Not all flowers have a strong fragrance.Some ___________ be smelly.Those that sell well ___________ be the beautiful and fragrant ones.（ ）