【正文】 它們是支付寶，高速列車，共享單車和網(wǎng)上購物。故選D。progress進(jìn)步；invention發(fā)明；introduction介紹；contribution貢獻(xiàn)。10．D解析：D【詳解】句意：袁隆平被認(rèn)為對(duì)農(nóng)業(yè)的發(fā)展作出了巨大貢獻(xiàn)。留言的作用是提醒某人某事，而根據(jù)“It says Mr. Lee is ing to visit you tomorrow.”可知“李先生明天來訪”是提醒人的事情，所以桌上放的應(yīng)是留言?？疾槊~辨析。9．D解析：D【詳解】句意：桌上的留言是給你的。decisions決定；directions方向；sides邊；steps步驟。你現(xiàn)在所做的是改變現(xiàn)狀的關(guān)鍵。我必須采取措施糾正它。根據(jù)“the boy saving his neighbour from a fire”從從火災(zāi)中救鄰居，可知應(yīng)該有勇氣的，故選C。7．C解析：C【詳解】句意：——你認(rèn)識(shí)上周從火災(zāi)中救他鄰居的那個(gè)男孩嗎?——當(dāng)然!我真佩服他的勇氣。根據(jù)“I am afraid to go out alone.”可知，應(yīng)該是方向感差?？疾槊~辨析。故選B。joke玩笑；fun樂趣；knowledge知識(shí)；skill技能。5．B解析：B【詳解】句意：你看！孩子們?cè)诨ê＠镒矫圆赝娴煤荛_心。根據(jù)“Sure. I’m in no... that life on Mars would be interesting”可知，此處表示“確信”，be in no doubt表示“毫無疑問，確信”?？疾槊~辨析。4．A解析：A【詳解】句意：——你想移居到火星嗎？——當(dāng)然?？疾槊~辨析。3．D解析：D【詳解】句意：現(xiàn)在，許多外國的人們?cè)谥袊某εe行晚會(huì)。suggestions建議，可數(shù)名詞復(fù)數(shù)；advice建議，不可數(shù)名詞；hobbies愛好，可數(shù)名詞復(fù)數(shù)；knowledge知識(shí)，不可數(shù)名詞。2．A解析：A【詳解】句意：劉先生是一個(gè)聰明人，他經(jīng)常給我們一些建議。price價(jià)格；cost花費(fèi)；interest興趣；value價(jià)值；根據(jù)“Take a map of Suzhou with you. You39。你會(huì)發(fā)現(xiàn)這對(duì)幫助你很有價(jià)值。t worry! Why not try to make ___________ with them?A．decisions B．sentences C．suggestions D．choices14．Wu Wei, a young artist, has received high_________ from the art munity for this sculpturesA．pride B．praise C．promise D．progress15．–Could you give me a few ______ on how to spend the ing summer holiday?OK. Let me see.A．hobbies B．knowledge C．suggestions D．information16．The ____of antibiotics(抗生素) in the 20th century has made a great difference to us.A．invention B．instruction C．method D．discovery17．— Did Lucy dress herself beautifully at her birthday party?— Yeah, of course. Her white dress caught everyone’s ______.A．celebration B．organization C．introduction D．a(chǎn)ttention18．The visitor told a very ______story about what he did for a ______in Africa.A．lively；living B．lively；life C．living；living D．a(chǎn)live； live19．—Could you take out the rubbish and do the dishes，Tony？—Sure，Mom will be mad if she sees this _________，I think．A．matter B．messC．trouble D．difficulty20．The man next door is a ________ to Bruce. He doesn’t even know the neighbor’s name.A．stranger B．volunteer C．trainer D．teacher21．The filmmakers should pay more attention to improving the ________ of a film than making more money.A．quality B．position C．charity D．personality22．Kids under the age of ten can’t make good_______. They are not sure which is better for them.A．choices B．progress C．efforts D．mistakes23．This is a ________ of our city. Look! Our school is here.A．map B．music C．name D．team24．—I really admire these scientists in different fields in our country.—I agree. They have made a great ________ to our country, even to the world.A．celebration B．conv