【C5】A．willB．shouldC．canD．would

You ______ not have seen her yesterday, for she was abroad.A．mustB．shouldC．couldD．would

【C20】A．canB．shouldC．willD．must

【C9】A．couldB．shouldC．mayD．must

【C5】A．oughtB．shouldC．wouldD．could

______it rain, the crops would be saved.A．ShallB．ShouldC．WouldD．May

【C6】A．wouldB．shouldC．mustD．might