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A. has gone to B. have gone toC. has been to D. have been to2)—Have you ever been to Tokyo? (2022, 岐山模擬 )—Yes , I __ __ there 39。s a modern city.A. have gone B. have beenC. had gone D. had goneAB?since與 for【 典例在線 】My aunt has worked in a bank since 1992年我姑姑就在一家銀行工作。I have been in Beijing since I left 了。We39。ve known each other for more than two 多了?!?拓展精析 】現(xiàn)在完成時常和 since及 for引導的時間狀語連用。since之后常接 ① 過去一個時間點 (如具體的年、月、日、鐘點 ); ② 一段時間+ ago; ③ 從句 (從句多用一般過去時 )來說明動作起始時間。for之后常接時間段 , 說 明某種情況已 經(jīng) 持 續(xù) 了一段 時間 。句中的 謂語動詞應(yīng) 用延 續(xù) 性 動詞 。若在 現(xiàn) 在完成 時 句中 , 對 一段 時間 提 問 , 常用 how long。【 活學活用 】3)—How long have you lived in the new flat?—__ __ 2022.(2022, 藍田模擬 )A. In B. After C. Since D. Before4)I39。m looking after Tom 39。s been in my house __ __ 8: 00 this morning.A. at B. for C. since D. tillCC?whether與 if【 典例在線 】I don39。t know whether/if she can work out the 道她是否能算出這道難題。I don39。t know whether or not I should 是不應(yīng)該去。If it doesn39。t rain tomorrow, we will go 下雨 , 我們將去野營。If I were a bird, I would fly in the , 我會在空中翱翔?!?拓展精析 】二者都可以引導賓語從句。意為 “ 是否 ” , 一般情況下可互換 使用。二者在引 導賓語 從句 時 , whether可直接與 or not連 用 , 而 if不可以。if可以引 導 條件狀 語 從句 , 意 為 “ 如果 ” , 但 whether不可以。 if還 可用于虛 擬語 氣中 , 但 whether不可以?!?活學活用 】5)Learning to write is learning to will know things more clearly __ __ you write them down.(2022, 武威 )A. or B. unlessC. if D. whether6)I39。m not sure __ __ there are living things on other plas or not.A. whether B. whereC. why D. ifCA【 2022~ 2022年陜西中考真題試題精選 】1. Ten years has passed __ __ the CCTV event People Who Moved China took place in 2022.(2022, 陜西 , 27)A. when B. while C. before D. sinceD