Li Lei is (good) (at) playing chess=Li Lei ( does) ( well) ( in ) chess playing
They are very sad ( to )the bad news=They are very sad (to) ( hear ) the bad news
给…拨打…电话=（英文）___call sb______(call sb. at …?是吗?)
在学校公演中___in__school show__________(学校公演是：school show)
They listen to their teachers with care.=They listen to their teachers carefully(Rule:介词短语=__副词___)