It is good ____ the teacher to ____ the blackboard A.help;clean B.to help;cleaningC.to heip;to clean C.helping;to clean为什么这样选？

It is good ____ _____ by _____ on the computer.玩电脑有利于放松 The car is good.But I don't like ____(it)colour. I think the book is very good.____ ____ ____,the book is very good the students all think this is a very good idea,but their teacher is ____(against) it. Do you think it is good ____(walk) after meals? It is good manners to help ____ in trouble. How good it is,____?（反义疑问句） it is a good place ___ ____ _____relax yourself. eat more vegetables,please.It is good ____ your health It is good ____ the teacher to ____ the blackboard A.help;clean B.to help;cleaningC.to heip;to clean C.helping;to clean为什么这样选？ 4岁开始学手风琴有好处.It is good ____ ____ to learn the accordion at the age of four. 1.It is ____ he often fails in exams ____makes his parents worried about him.A.that;that B.what;that C.that;what D./;that 2.____asking him the way?He is just a visitor.A.What good it is B.How good it is C.What good is it D.How good is it 1题选A.2 the book ____(it )is very interesting It's ____.The rain is coming. The door is ____(close).Pleaseopen it. the computer is the ___ (twin ).It is really good . 英语翻译他记下了地址,以防忘记He wrote down the address ____ ____ ____ ____ forget it.It is important for you to ______ （逐渐形成）good study habits. There is no good (或use等) doing和It is no good (或use等) doing的区别区别There is no good (或use等) doing和It is no good (或use等) doinge.g.____ is no good trying to solve the issue between the nations by means of war.答案正确并