单项选择。(每小题2分,共10分) 1.My grandfather is over 80,____ he is very healthy. A.but B .so C .or D. because 2. Coold you t ell me____ the nearest hospital is? A. what B. how C. whether D.where 3.The story happened in _____spring . A .a B .an C.the D. / 4.Are they going to have a picnic on ____? A .Child's Day B.Children 's Day C. Child day D.Children Day 5.Two _____died of cold last winter . A.hundreds of old people B.hundreds of peoples C.hundred old people D.hundred old peoples