【正文】 選C。考查情態(tài)動詞。——可能是簡。故選A。根據(jù)“be used either by teachers at school or parents at home.”可知，指很多在線資源既可以供學(xué)校的老師使用，也可以供家長在家使用?？疾榍閼B(tài)動詞詞義辨析。故選D?？疾楹閼B(tài)動詞的被動語態(tài)和情態(tài)動詞跟動詞原形。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^語動詞和情態(tài)動詞。你不必。6．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。must必須；should應(yīng)該；may可能；need需要。當(dāng)從很高的高度掉落時，即使一個小的物體可能導(dǎo)致嚴(yán)重的傷害或死亡?！癱an’t be too +adj.”意為“再怎么樣也不為過”，結(jié)合語境，故選D?？疾榍閼B(tài)動詞。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?！?，你不能這樣，你沒有看到是紅燈嗎？考查情態(tài)動詞。故選B。shouldn’t不應(yīng)該；needn’t不必，不需要；couldn’t不可能；wouldn’t不會?，旣惤杞o了我們一些錢。第二空即可寫成dare climb也可寫成dares to climb，故選A。做情態(tài)動詞時，無人稱與數(shù)的變化，且空后用動詞原形；做實(shí)意動詞時，有人稱和數(shù)的變化，用dare to do sth。 for【參考答案】一、選擇題1．A解析：A【解析】句意“這個小男孩非常的勇敢，我敢說，他敢爬上那棵高的樹”。 of C．Yes, we must。 has to38．Sorry, smoking is not allowed here. If you ________ , you will be fined according to the rules.A．can B．will C．may D．must39．—Is it really necessary for me to go shopping with a mask on?—I’m afraid you ________ in public. It is not only to protect yourself but also to protect others.A．must B．should C．can D．need40．—Must we stop the Japanese government discharging nuclear waste water (排放核污水) into the Pacific Ocean?—________. Because everyone should protect our earth and it is bad ________ us to eat the polluted seafood and drink the waste water.A．Yes, we can。 should C．should。 to mend37．We teenagers ________ have dreams. With dreams and hard work, anything amazing ________ be created.A．may。 to be mendedC．don’t need。 can32．— The sandstorm in Beijing is so serious this year.— Yes, I wonder when we ________ worry about the air we breathe.A．can’t B．mustn’t C．needn’t D．shouldn’t33．— What do you think of the show yesterday?— Some of them were really good but others ________ be better.A．will B．must C．need D．can34．—Who’s the man over there? Is that Mr. Black? —It ________ be him. Mr. Black is much taller than that man.A．may B．must C．can’t D．mustn’t35．—I don’t care what people think.—Well, you _______ . Some opinions are worth weighing.A．should B．might C．could D．would36．—I think they are enough. We ________ make so many chairs.—I don’t think so. Because nearly a quarter of them need ________.A．don’t need to。 must C．can’t。t C．can D．may25．—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’t26．—Is that Mr Zhou?—It ________ be him. He has gone to Beijing.A．can B．may C．can’t D．shouldn’t27．— Will dad arrive home at 6 o’clock to have dinner with us this evening?— I think he will, but he ________ not. Sometimes he works extra hours.A．can B．must C．need D．may28．—Seventy dollars for such a dress! You