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【題目】Which do you enjoy________ your weekends, fishing or watching TV?

【題目】I would appreciate ________ back this afternoon.

【題目】How much does the woman want?

【題目】I crossed the street to avoid ______ him, but he saw me and came running towards me.

【題目】Limited natural resources should be made full use of ________ the ________ need of energy.

【題目】_______ your work on time, otherwise you will be in trouble.

【題目】—Where is he exactly?

【題目】______ the lights off, they wouldn't go on with the work.

【題目】We went through a period ________ communications were very difficult in the rural areas.

【題目】The teacher tried to _______ him to stop using the mobile phone on the campus, but he wouldn’t listen.