采用不同的句子開頭是使句子多樣化的手段之一。我們造句及寫作的時候不應(yīng)該總是用 “subject-verb-object” 的結(jié)構(gòu)順序，而應(yīng)該盡量用不同的方式展開一個句子。不同的句子開頭既可以美化句子，同時也能使句子與句子之間自然過度，銜接自然，以免過于依賴過渡詞。在TWE 考試中主考官對句子結(jié)構(gòu)的多樣化也非常的重視，下面請隨小編看看常見的句子開頭的方法!
托福作文句子的開頭可以采用以下的任何一種方式：
1. 用副詞開頭，常見的情形有：
(1) 副詞修飾全句
Luckily, he didn't know my phone number; otherwise, he would bother me.
Incredibly, Helena got straight A in her school report this semester.
Interestingly, cats and dogs can hardly get along well in a house.
修飾全句常用的副詞有：
obviously undoubtedly
apparently fortunately
clearly unfortunately
incredibly luckily
unluckily surprisingly
frighteningly
這些副詞大多數(shù)表示說話人對全句的看法，在意思上相等與 “It is ... 形容詞that ...” 。 e.g:
Obviously, he is nervous about the test. =It is obvious that he is nervous about the test.
Unfortunately, he tripped over and fell in the mud. =It is unfortunate that he tripped over and fell in the mud.
(2) 強調(diào)副詞
Hurriedly, the man drew me a scratch map to show me the direction.
Dangerously, the drunkard sped down the street.
Slowly and gently, snowflakes were drifting down from the sky.
(3) 副詞表示某一地域或某一領(lǐng)域
Geographically, Canada is the biggest country in the world.
Financially, she is independent, but emotionally she is dependent.
2. 用插入語開頭，表示說話人的態(tài)度，或使句子的意思更加準(zhǔn)確：
Strangely enough, Jennifer does not enjoy sunshine and beach.
Generally speaking, winter in Vancouver is gloomy.
類似的插入語有：
no wonder no doubt
in other words in my opinion
in conclusion in fact
as a matter of fact
3. 用形容詞、并列形容詞或形容詞短語開頭，修飾句子的主語，表示主語的特征或狀態(tài)：
Frantic, the young mother rushed out the door with the baby in her arms.
Tasty and crisp, potato chip are a favorite snack for both children and adults.
Happy at his good marks at school, the little boy skipped on his way home.
Desperate and hopeless, the poor man committed suicide.
4. 用分詞、分詞短語開頭：
(a) 修飾句子主語，表示主語所處的狀態(tài)或主語同時進(jìn)行的另一個較謂語動詞次要的動作：
Scared, the girl moved timidly and cautiously into the dark room.( 狀態(tài))
Chased by my dear pet cat, the mouse dashed into a small hole.( 狀態(tài) )
Spoiled by his parents, the naughty boy always insists on things he wants.( 狀態(tài))
Puffing and hugging, he finished his run.( 另一動作)
Looking at herself in the mirror, she fingered her silk scarf on her shoulder.( 另一動作)
(b) 修飾謂語動詞，表示原因、時間等
Lying down on the couch, he felt much relaxed.( 時間)
Feeling bored, she turned on the TV and switched from channel to channel.( 原因)
Wanting to find out the business hour, she called the store.( 原因)
Having completed the form, he mailed it out immediately.( 時間)
5. 用介詞短語開頭，表示句子謂語動詞發(fā)生的時間、地點、方式、原因、條件等：
On seeing him approach, the girl immediately turned her face to a shop window
pretending to look at something there.( 時間)
Around the corner, a crowd gathered.( 地點)
Unlike his father, Peter touches neither cigarettes nor alcohol.( 方式)
Due to the limit of seats, he was not accepted.( 原因)
In case of fire, use the stairways.( 條件)
6. 動詞不定式開頭，強調(diào)謂語動詞動作的目的：
To celebrate the arrival of the Millennium, we held a grand ** in the hotel.
To show my trust on him, I deposited $ 10,000 into his bank account.
7. 用獨立分詞短語開頭，使句子有正式的味道：
Birds singing in the tree, another routine day starts.
Sea gulls flying over the water, the old fisherman flung his fishing meat into the open sea.
A dog following them, the police searched every suspect.
8. 用過渡句開頭，表示此句與上下句的關(guān)系：
C**equently, I slowed down to avoid a fine ticket.
In fact, she was a kindhearted woman.
9. 用同位語開頭，表示主句位于動詞發(fā)生的時間、地點、原因、方式、條件等：
A signing officer of the bank, Jane signs her name hundreds of times each day at work.
A TV addict, Jim watches TV movies one after another every evening until after midnight.
10. 用副詞從句開頭，表示主句謂語動詞發(fā)生的時間、地點、原因、方式、條件等：
When you are in need of help, give me a call.
Wherever you go, I follow.
Since your children love hamburgers and fries, we might as well eat in MacDonald.
As if it were summer, everybody wear shorts and a T-shirt.
In case that you get lost, call me at this number.