（2）It,s useful to keep a d( 填空 ).It can help us to remember much.十万火急!

（2）It,s useful to keep a d( 填空 ).It can help us to remember much.十万火急! I don't think it's useful to have support teams,----（反意疑问句） For the students,it's useful to do more_____.(read) 九年级第一单元练习题 1、____English____is boring,but it's very useful.1、____English____is boring,but it's very useful.2、We should learn English___ ____,speaking,reading and writing.3、try one's best to do sth.=________________________ i find it's useful to learn English.为什么可以改成i find it useful to learn English呀?请说明理由.i find it useful to learn English.这种是什么句型? It's ()to choose what to do but how to do it填useful 还是unimportant还是什么 it's useful todo more() A read B reads C to read D reading说明理由 Because I think it's useful.I want to learn English[ ].补全对话 It's useful knowing several languages.为何用knowing不用to know I'd like to have a (c ),because it's useful and cool. .Mother often advises me to save some money for f___ .She says it's very useful It's useful(have) a good lifestyle （ ）useful book it is it useful to it is useful to用法区别 请具体点哦! It is useful to become reconciled now?额.It is useful to become reconciled now? 九年级第一单元练习题 1、____English____is boring,but it's very useful.九年级第一单元练习题1、____English____is boring,but it's very useful.2、We should learn English___ ____,speaking,reading and writing.3、try one's best to do it's（ ）useful book a.quite b.a quite c.quite an d.an quite to learn a foreign language well is useful,I think(改为同义句)I think it useful to learn a foreign language well .这里的第二句话中为什么用it而不是it's