题目

用所给动词的适当形式填空。 1. A woman with her children                   in the park now.  (walk) 2. So far,  no one                  me about that. (tell) 3. Mary              a telephone call to her grandparents every week.  (make) 4. An American doctor                  Coca-Cola long ago.     (invent) 5. We ____________ (clean) out our classroom , so it is now very tidy and bright.下列各种用具中，测量液体体积所用的是（ ）A.烧杯B.量筒C.试管D.茶杯