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【題目】—Why not ask your sister for help? She is in charge of the group.

【題目】On hearing the news, the boy rushed out of the room without hesitation, ___________ the bag on the floor.

【題目】Smart phones have ________ our lives. Most of us can’t go much longer than 10 minutes before we check our phones.

【題目】It's against my （原則）to accept gifts from clients.

【題目】If you don’t get any response, you should ________ your fax by giving them a call.

【題目】He was presented with a watch in a (感激) of his long service.

【題目】Sinclair’s next computer, the ZX81, was an even bigger hit, and his company’s ________ grew by 600% over the previous year.

【題目】________ you may not be the next Bill Gates, for example, by learning from people like him you may become just as, if not more famous, because of your success.

【題目】Was it near the building, if I may ask, ________ Martin Luther King gave the speech I have a dream?