英语根据句意补全单词和句型转换

Have you ever [ enter ] a singing competition?The first [ prize ] will be a trip to the geat wall。China has decided to [ explore ] the western areas of China。Yang Liwei is a famous [ astronaut ]。He is making a [ model,模型 ] plane。Many people in China and [ a ] have given money to project hope。Let me [ introduce ] my mom to you,sir。You can get something to eat in the [ restaurant ]You can watch some works of art in a [ gallery ]。There are many buildings in the [ museum,博物馆 ]。My home is [ opposite,在。。对面 ] my school。Your uncle's son is your [ cousin ]。Professor wang is doing a [ report ] on a new computer system。What's the passage [ mainly ] about?She gave me a deep [ impression ] when i saw her for the fist time。In formal [ occassion,情况] we shake hands with each other。Why don't we go out for a [ picnic,野炊 ]。There's a [ hole ] in the door。Her bike is [ different ] from my bike。You mustn't talk too [ loudly ] in class。Hangzhou is a [ famous ] city in China。It's very beautiful。Would you like to go [ hiking ] to the mountain?He doesn't [ decide ] where to go for vacation。I'm going [ camping,宿营 ] with my parents。句型转换：My brother joined the army last year。改为同义句。My brother [ has ] [ been ] a soldier for about a year。