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【題目】 It is such an interesting book ________ we all like.

【題目】He loved ______ that the product was out of stock.

【題目】 I ________ my homework for four hours, but I am not sure whether I can hand it in tomorrow.

【題目】It is natural ______ children are curious about the world around them.

【題目】We should not only know the theory but also how to apply itpractice.

【題目】Keep indoors and don't get your skin(expose) to the sun.

【題目】My mother asked me ______ we should go out for lunch or eat at home.

【題目】Every morning John gets up, fixes breakfast for his children, and makes sure ______ they get to school on time.

【題目】Nowadays people are more concerned about the environment ________ they live.

【題目】Nowadays many parents are trying to either prevent their children from failure, or protect them from the knowledge ______ they have failed.