用所给词的适当形式填空

小题1:Many _____(man) are playing basketball on the playground.

小题2:Jack has ____apples, but he doesn’t have _____(some) strawberries.

小题3:There are two ____in my family, but there is only one ____(child) in Jack’s family.

引起急性出血性结膜炎的主要病原体是（）

A.柯萨奇病毒A组20型

B.腺病毒8型

C.新肠道病毒71型

D.新肠道病毒69型

E.肠道病毒70型