【题目】The programme showed those doctors and nurses _______special importance to any potential symptoms in the population.
A.attached
B.contributed
C.led
D.indicated

A. A professor.B. A report.C. An animal.

【题目】You ________ write the poem down. Our teacher will give us a copy soon.
A.mustn't
B.can't
C.shouldn't
D.needn't

【题目】You ______ pay too much attention to your reading skills, as they are so important.
A.shouldn't
B.mustn't
C.can't
D.needn't

【题目】The findings support another study which showed that being happy ______ reduce the risk of heart disease.
A.need
B.shall
C.must
D.can