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【題目】The experts（專家）tried to make the Xi'an-Chengdu high-speed railway have the least __________ on the wild animals around.

【題目】—Tom, can you answer the door? __________ is knocking the door.

【題目】We couldn’t find out__________， so we asked a policeman.

【題目】I like the music______ I can dance________.

【題目】There’re too many clothes in the shop. I really can’t decide .

【題目】He wrote his________ novel in his _______.

【題目】I was so angry at all_________ he was doing____________ I walked out.

【題目】This is the house_______ our beloved Premier Zhou once lived and worked.

【題目】I can never forget the day_________ we worked together and the day______ we spent together.

【題目】This is one of the best films__________.