【題目】I1(travel) to many places since I went to college. What impressed me deeply was2(I) travel to Tibet last year. I took the train there with my friends and enjoyed the scenery all the way. When the train was close to Tibet, I had3headache. Then I 4(find) it difficult to breathe and felt5(tire). I knew that all my symptoms(癥狀)were called altitude sickness. And it took me a few hours to get used to it.

Tibet is known as the “Roof of the World”6has a number of famous7(place) of interest including Potala Palace and Mount Everest. So when I felt a little8 (well), I couldn’t wait to head towards them. I was very happy9(see) that the top of Mount Everest was covered with snow even10 July and when the sun came out, it became pure and beautiful.

【答案】

1have traveled

2my

3a

4found

5tired

6and

7places

8better

9to see

10in

【解析】文章描述作者其西藏旅行的一次經(jīng)歷。

1考查現(xiàn)在完成時。句意:自從上大學(xué)我去過很多地方旅行。since表示自從…到現(xiàn)在。故主句用現(xiàn)在完成式。故用have traveled。

2考查代詞。句意:讓我印象深刻的是我去年去西藏的一次旅行。這里用形容詞性物主代詞修飾名詞travel,故用my。

3考查冠詞。句意:當(dāng)火車接近西藏的時候,我感到頭疼。have a headache頭疼,頭痛。故用a。

4考查動詞時態(tài)。句意:然后我就覺得呼吸困難,感到疲憊。聯(lián)系上文可知這里是在描述去年的旅行經(jīng)歷,用過去式。故用found。

5考查形容詞。feel tired感到疲憊的。故用形容詞形式的tired。

6考查連詞。句意西藏被成為世界屋脊”,有很多著名的名勝古跡。根據(jù)句意可知前后句時并列關(guān)系,故用and。

7考查名詞。places of interest名勝古跡。故這里用places。

8考查比較級。句意:因此當(dāng)我感覺好點之后,我迫不及待地向這些名勝古跡出發(fā)了。根據(jù)句意可知這里用比較級,故用better。

9考查非謂語動詞。句意:看到珠穆朗瑪峰頂在七月也被白雪覆蓋,我非常高興。be happy to do很高興做某事。故這里用to see。

10考查介詞。in July在七月月份前面加介詞in,故這里用in。

since作連詞引導(dǎo)時間狀語從句的用法:

一、若since引導(dǎo)的狀語從句的謂語動詞是終止性的過去時,則從句表示的時間是“從動作開始的那一時刻起”。如:

He has studied very hard since he came to our school.

自從他來到我們學(xué)校,他學(xué)習(xí)就非常努力。

We have been missing them since they left here

自從他們離開這里,我們就一直很想念他們。

這是最常見的一種用法,此處不再多述。

二、若since引導(dǎo)的狀語從句的謂語動詞是持續(xù)性動詞或表示狀態(tài)的動詞的過去時時,則從句表示的時間是“從那持續(xù)動作或狀態(tài)結(jié)束時算起”。如:

I haven’t heard any noise since I slept. sleep 為持續(xù)性動詞,sleep的動作結(jié)束時,即“醒來”時,這句應(yīng)譯為“我醒后還未聽到任何聲音”。

John is now with his parents in New York, it is already three years since he was a teacher約翰現(xiàn)在和父母一起住在紐約,他不當(dāng)教師已經(jīng)三年了。

三、若since引導(dǎo)的狀語從句的謂語為持續(xù)性動詞的現(xiàn)在完成時,則表示動作和狀態(tài)延續(xù)到現(xiàn)在(說話時刻),其表示的時間的起點應(yīng)從動作發(fā)生之時算起。如:

I haven’t heard from him since he has lived there。

這里has lived表示動作的持續(xù)性,時間的起點應(yīng)從:“開始居住”時算起。因此此句可理解為“自從他(開始)住在那兒起,我就一直沒收到他的來信”。

Since we have owned a car, we have gone camping every year。自從我們自己有了汽車,我們每年都去野營。

試比較:

Since I’ve been at this school, we have had three headmasters.

自從我到這所學(xué)校,我們已換了三個校長了。

Since I was at this school, they have had three headmasters.

自從我離開這所學(xué)校,他們已換了三個校長了。

2. He has never been to see me since I have been ill. 自從我生病以來,他從未來看過我。

He has never been to see me since I was ill. 自從我病愈以來,他從未來看過我。

由此可見,since引導(dǎo)的從句持續(xù)動詞的一般過去時和現(xiàn)在完成時所表示的意思恰好相反。換言之,前者以肯定的語法形式反映著否定的邏輯內(nèi)容,而后者的形式與內(nèi)容是一致的。

至于It is +一段時間+since…的句型與It has been +一段時間+since…意思相同。前者是規(guī)范說法,后者是口語說法。應(yīng)注意的是,在這種結(jié)構(gòu)中,since引導(dǎo)的從句絕對不能用否定式的謂語動詞來表示否定意義,下面兩句都錯了:

It is a long time since he didn’t study English.

It’s two months since you didn’t come to see me.

正確的說法為:

It’s a long time since he studied English 他好久沒學(xué)英語了。

You haven’t come to see me for two months. 你有兩個月沒來看我了。

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