【正文】 went abroad on vacation last Friday.”可知，布萊克先生上周五出國了，所以猜測他現(xiàn)在不可能在家。can可以；must必須；shouldn’t不應(yīng)該；needn’t不必。根據(jù)“It’s easier to renew them online”可知，在網(wǎng)上就能完成續(xù)借的事情，不必來前臺辦理，故選C。36．A解析：A【詳解】句意：布萊克先生現(xiàn)在不可能在家。根據(jù)“Must we stop the Japanese government discharging nuclear waste water into the Pacific Ocean”可知，對于日本政府向太平洋排放核廢料這個行為，我們是必須要阻止的，用must表示“必須”。29．D解析：D【詳解】句意：對不起，這里不允許抽煙。26．A解析：A【詳解】句意：——媽媽，為什么我必須一天洗那么多次手？——為了你的健康，你越小心越好。根據(jù)“used batteries…be dropped in the red bin for harmful wastes”可知，使用過的電池應(yīng)丟棄在紅色的有害廢物箱中，故選C。她可能去鄉(xiāng)下看我的祖父母。t禁止；shouldn39。此句是說這支筆能夠把聲音轉(zhuǎn)換成文字，表示一種能力，應(yīng)用can，故選A。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。9．A解析：A【詳解】句意：——我可以喝點(diǎn)酒嗎？——不，你不能。考查非謂語動詞及動詞的基本形式。考查情態(tài)動詞。 dares climbed16．—The high school entrance examination is ing!—Yes, our teacher tells us we _______ be too careful while taking exams．A．mustn39。 can39。t D．told。t B．mustn39。這不僅是保護(hù)自己，也是保護(hù)他人。根據(jù)語境可知，此處表推測，故應(yīng)用情態(tài)動詞may。故選A。must必須；can能，可以；would將會，愿意；should應(yīng)該。根據(jù)上文“Please don39。t，can39?？疾榍閼B(tài)動詞。根據(jù)句意“Look at the sign. It says No smoking.”可知，這里禁止吸煙，因此用mustn’t表示禁止做的事情，故選B?！獎e擔(dān)心。故選D。故選C。故選A。根據(jù)“but don’t believe in that”可知，不要相信這樣的話，只是可以作為娛樂看一看就行了，故選A。can’t不可能；mustn’t禁止；needn’t不必；shouldn’t不應(yīng)該。故選D。考查一般疑問句及介詞用法。根據(jù)“But it…be rather cold sometimes.”可知，此處表示一般推測，故選D。根據(jù)“Suzy described every detail of the accident just now.”可知，此處表示非常肯定的推測，故選C。may也許；would將會；should應(yīng)該；might可能。19．B解析：B【詳解】句意：——你媽媽這周六將在家嗎？——很難說。mustn39。can能夠，可以；must必須；may可以，可能；need需要。t不應(yīng)該。根據(jù)下文“Don’t you see the light is still red”可知，現(xiàn)在是紅燈，禁止過馬路，故選C。5．B解析：B【詳解】句意：為了避免聚會，我們最好在網(wǎng)上開家長會。汽車可能撞到你。 dares climbD．dare to say。 to hold6．Hurry up, or we ________ miss the beginning of the film.A．should B．must C．may D．have to7．You ________ require others to do with the problem like you. Everyone has his own way.A．mustn’t B．needn’t C．may not D．shouldn’t8．—Hurry up, Jack! Let’s cross the road as fast as possible.—No, you ________. Don’t you see the light is still red?A．couldn’t B．wouldn’t C．mustn’t D．needn’t9．—May I have some wine to drink?—No, you ________. You have to drive home later.A．mustn’t B．needn’t C．can’t D．may not10．—Where is Tom? I am considering ________ him about the result of the exam.—Oh. You ________. He has known it already.A．to tell。 shouldn39。t C．can D．may24．—Must I finish all my homework today, Mum?—No, you ________, my dear. You can finish some tomorrow if you like.A．needn’t B．shouldn’t C．can’t D．mustn’t25．—Suzy described every detail of the accident just now.—Her me