题目内容
______ good habits ______ very important.
A.Having; is | B.Having; are | C.Have; is | D.Have; are |
A
考察动名词做主语。养成好习惯这一件事做主语,谓语用单数。故选A
练习册系列答案
相关题目
题目内容
A.Having; is | B.Having; are | C.Have; is | D.Have; are |