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【題目】Harry invited me to stay with ______ when ______ parents were out of town.

【題目】______ Chinese people's "high-speed railway life" began in 2008, now China has the largest high-speed rail network in the world.

【題目】—Look at the child! He is climbing the tree.

【題目】—Hey，Let's do something outdoors today.

【題目】______ my English teacher was very busy, she still helped me with my English.

【題目】Xi’an is a city with many places of interest and ______ tourists come here every year.

【題目】Miss Gao has taught us English ______ two years. She has been here ______. two years ago.

【題目】Emily used to ______ in the restaurants, but now she is used to ______ by herself.

【題目】There are some fish swimming ________ the bottom of the river.

【題目】We were very happy to manage ________ our task.