1. 用副詞開頭，常見(jiàn)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 straightA in her school report this semester.

　　Interestingly, cats and dogscan 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(shuō)話人對(duì)全句的看法，在意思上相等與“It is ... + adj. + that ...”

　　E.g.:

　　Obviously, he is nervous aboutthe test. = It is obvious that he is nervous about the test.

　　Unfortunately, he tripped overand fell in the mud. = It is unfortunate that he tripped over and fell in themud.

　　(2). 強(qiáng)調(diào)副詞：

　　Hurriedly, the man drew me ascratch 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 thebiggest country in the world.

　　Financially, she isindependent, but emotionally she is dependent.

　　2. 用插入語(yǔ)開頭，表示說(shuō)話人的態(tài)度，或使句子的意思更加準(zhǔn)確：

　　Strangely enough, Jennifer doesnot enjoy sunshine and beach.

　　Generally speaking, winter inVancouver is gloomy.

　　類似的插入語(yǔ)有：no wonder, nodoubt, in other words, in my opinion, in conclusion, in fact, as a matter offact

　　3. 用形容詞、并列形容詞或形容詞短語(yǔ)開頭，修飾句子的主語(yǔ)，表示主語(yǔ)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(yǔ)開頭：

　　(1). 修飾句子主語(yǔ)，表示主語(yǔ)所處的狀態(tài)或主語(yǔ)同時(shí)進(jìn)行的另一個(gè)較謂語(yǔ)動(dòng)詞次要的動(dòng)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(dòng)作)

　　Looking at herself in the mirror, she fingered her silk scarf on her shoulder.(另一動(dòng)作)

　　(2). 修飾謂語(yǔ)動(dòng)詞，表示原因、時(shí)間等：

　　Lying down on the couch, he felt much relaxed.(時(shí)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(shí)間)

　　5. 用介詞短語(yǔ)開頭，表示句子謂語(yǔ)動(dòng)詞發(fā)生的時(shí)間、地點(diǎn)、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 somethingthere.(時(shí)間)

　　Around the corner, a crowdgathered.(地點(diǎn))

　　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)