They greeted us ____ our arrival.I’ll show you the book ____ my return.____ arriving at my destination,I went to see my friend.____ hearing the good news,he jumped with joy.I send you my best wished _____ this happy occasion.请讲解一个为何

They greeted us ____ our arrival.I’ll show you the book ____ my return.____ arriving at my destination,I went to see my friend.____ hearing the good news,he jumped with joy.I send you my best wished _____ this happy occasion.请讲解一个为何 他们制定规则是为了帮助我们.They ____ ____ ____ ____ us.(to) They give us a treat of some candies.同义句They give us some candies ____ _____ ______ Dave greeted us with___Good morning.He always says ___hello to people he meets.要理由：Dave greeted us with___Good morning.He always says ___hello to people he meets. They often give us some candy as a treat.同义句 They often__us__some candyThey often give us ____ ____ _____some candy. Linda ,you should have greeted us at the door.语法对吗 she greeted us by shouting a friendlyhello.请分析相关语法 When we arrived at Beijing Wildlife Park,the zookeeper greeted us ___________(pleasant) it's friendly ____ others when they are in trouble A.for us to help B.of us to help They live just ____ the road from us.A above B on C across D cross Telephone is used for ____ (talk)to friends because they are far away from us. They teach us Chinese.同义句 We ____ Chinese ___ them. they treat us with candies .改为同义句candies 放最后they___ ____ _____ _____ ______candies. They stepped down and waved to us.Be quiet.He ____ (step) in. They will ____ give us their answers in the future.(sure) Computer are wonderful machines and they ____ do lots of work for us 如何填 .20.They sent us their statement,____ to get our support. 填空：They tell us something about ____ fit A.keep B.keeps C.keeping