【正文】 】句意：——你決定畢業(yè)后從事教書工作了嗎？——我可能出國深造。“needn39。t一定不要，禁止。t不能；needn39。shouldn39。12．C解析：C【詳解】句意：——佐伊，你認(rèn)為網(wǎng)上購物最大的優(yōu)勢(shì)是什么？——至少我不需要花很多時(shí)間逛商店。根據(jù)“It costs!”可知相機(jī)很貴，應(yīng)該小心。它很貴！考查情態(tài)動(dòng)詞辨析。故選B。consider doing ，第一空用telling；再由“He has known it already.”可知他已經(jīng)知道考試結(jié)果，不必再告訴他，第二空用needn39。t禁止；shouldn39。t不可能；needn39?？疾榉侵^語動(dòng)詞和情態(tài)動(dòng)詞。你不必。10．B解析：B【詳解】句意：——湯姆在哪里？我正在考慮告訴他考試的結(jié)果。根據(jù)主句“you will be fined according to the rules.”可知，應(yīng)是如果你一定要抽的話?？疾榍閼B(tài)動(dòng)詞辨析。9．D解析：D【詳解】句意：對(duì)不起，這里不允許抽煙。根據(jù)but轉(zhuǎn)折可知有規(guī)律的鍛煉才對(duì)身體有幫助，故用must表示一定，必須。考查情態(tài)動(dòng)詞辨析。may可能；can可以；have to必須；need需要；根據(jù)“must we wait until the light bees green”及“That’s the traffic rule”可知，每個(gè)人都必須要遵守交通規(guī)則，應(yīng)用have to，故選C。這是交通規(guī)則。根據(jù)“Why didn’t you tell it to me earlier?”及“I want to have my own secret.”可知，此處應(yīng)該是“我為什么應(yīng)該告訴你？”故選C。 考查情態(tài)動(dòng)詞。根據(jù)“Must the children leave at six tomorrow morning?”可知，此處為Must引導(dǎo)的一般疑問句，否定答語要用need’t或don’t have to，故選B?？疾榍閼B(tài)動(dòng)詞辨析。5．B解析：B【詳解】句意：——孩子們明天早上六點(diǎn)必須離開嗎？ ——不，他們不必。mustn’t不能，表禁止；can’t不可能，表否定推測(cè)；needn’t無需，指沒有必要；shouldn’t不應(yīng)該，表建議。它是一座巨大的建筑。4．B解析：B【詳解】句意：——打擾一下，你能告訴我南京錦繡博物館在哪里嗎？——沿著這條路走五分鐘。must是情態(tài)動(dòng)詞，意為“必須”，反意疑問句應(yīng)用need構(gòu)成，答語中也應(yīng)用need。考查情態(tài)動(dòng)詞。3．B解析：B【詳解】句意：——今天我必須去上學(xué)，是嗎？——不，你不必。分析句意可知，交通燈變綠之前橫穿馬路，汽車有可能會(huì)撞到你，故此處應(yīng)用may表推測(cè)?？疾榍閼B(tài)動(dòng)詞。2．B解析：B【詳解】句意：在交通燈變綠之前不要橫穿馬路。根據(jù)英語語法，對(duì)于must開頭一般疑問句，若要作否定回答，可用needn’t，不用mustn’t?？疾榍閼B(tài)動(dòng)詞。 for【參考答案】一、選擇題1．A解析：A【詳解】句意：——媽媽，我現(xiàn)在必須打掃房間嗎？ ——不，不需要。 of C．Yes, we must。get used to it in winter.A．can’t B．needn’t C．mustn’t D．shouldn’t19．Dr. Zhong Nanshan once said, To prevent the spread of this disease, we________never be too careful.A．can B．may C．must D．should20．You ________ write the report again because spelling mistakes are not allowed at all.A．must B．can C．may D．could21．Sometimes smiles ________ be false, hiding other feelings like anger, fear or worry.A．should B．would C．must D．can22．—Suzy described every detail of the accident just now.—Her memory ________ be pletely back.A．shall B．need C．must D．could23．—Is that Mr Zhou?—It ________ be him. He has gone to Beijing.A．can B．may C．can’t D．shouldn’t24．Never throw objects from the building. Even a small object ________ cause serious injuries, or death, when dropped from a great height.A．must B．should C．may D．need25．Most young people like shopping online because they ________ spend much time going from shop to shop.A．needn’t B．can’t C．mustn’t D．shouldn’t26．— Mum, why do I have to wash hands so many times a day?—You ________ be too careful, for your health.A．can’t B．mustn’t C．may not D．needn’t27．—Is it usually warm in Yancheng in May??—Yes. But it _______ be