half的用法

　　half有一半;下半場(chǎng);半學(xué)年的等意思，那么你知道half的用法嗎?下面跟著學(xué)習(xí)啦小編一起來學(xué)習(xí)一下，希望對(duì)大家的學(xué)習(xí)有所幫助!

　　half的用法大全：

　　half的用法1：half用作形容詞的意思是“一半的”,表示“半個(gè)某物”時(shí),英式英語(yǔ)多用half a...; 美式英語(yǔ)多用a half...。

　　half的用法2：half也可作“(…點(diǎn)鐘)以后半小時(shí)”解。

　　half的用法3：half可直接修飾名詞,但不可直接修飾代詞。

　　half的用法4：“一個(gè)半某物”有兩種表達(dá)法:a/an+名詞單數(shù)+and a half(half為名詞)或one and a half+名詞復(fù)數(shù)(half為形容詞)。例如:A month and a half has passed.一個(gè)半月過去了。One and a half pears is left on the table.桌上還留一個(gè)半梨子。在上述兩種結(jié)構(gòu)作主語(yǔ)時(shí),謂語(yǔ)動(dòng)詞都用單數(shù)形式。

　　half的用法5：half在表示“一半”的數(shù)量時(shí),英式英語(yǔ)一般用half a/an,如half an hour(半小時(shí)), half a dozen(半打); 而美式英語(yǔ)一般用a half,如a half hour, a half dozen, a half apple。但half與數(shù)詞連用時(shí),冠詞須置于half之前。例如:I spent two and a half years there.我在那兒呆了兩年半。

　　half的用法例句：

　　1. Elliott crossed the finish line just half a second behind his adversary.

　　埃利奧特跨過終點(diǎn)線時(shí)僅比對(duì)手落后半秒鐘。

　　2. She'd half expected him to withdraw from the course.

　　她多少已經(jīng)預(yù)料到他會(huì)中途就退出這門課程。

　　3. The French, who led 21-3 at half time, scored eight tries.

　　上半場(chǎng)以21：3領(lǐng)先的法國(guó)隊(duì)有8個(gè)達(dá)陣得分。

　　4. The curtains were half drawn to cut out the sunlight.

　　窗簾拉上了一半以遮擋陽(yáng)光。

　　5. From what I hear, half the campus is lusting after her.

　　從我聽到的來看，半個(gè)學(xué)校的人都想和她上床。

　　6. You're not half the man you think you are.

　　你根本不是你自己想象的那種人。

　　7. It's half past two. I think we had better go home.

　　現(xiàn)在兩點(diǎn)半了。我想我們最好還是回家吧。

　　8. Half of PML's scientists have first degrees, the other half have PhDs.

　　普利茅斯海洋研究所的科學(xué)家一半有學(xué)士學(xué)位，另一半則有博士學(xué)位。

　　9. The five survivors eventually reached safety, ragged, half-starved and exhausted.

　　5位幸存者最終到達(dá)安全之地時(shí)已經(jīng)衣衫襤褸、饑腸轆轆、精疲力盡。

　　10. He spent two and a half weeks with us in June 1986.

　　1986年6月他和我們一起呆了兩周半。

　　11. Add a few drops to half a tumbler of water.

　　在半玻璃杯水里面加上幾滴。

　　12. Too often he only absorbs half the information in the manual.

　　他對(duì)于說明書上所說的經(jīng)常是一知半解。

　　13. By half distance we held a comfortable two-lap lead.

　　到半程時(shí)，我們輕松領(lǐng)先兩圈。

　　14. Every year they panned about a ton and a half of gold.

　　每年他們淘出大約1.5噸金子。

　　15. Less than a half hour later he returned upstairs.

　　不到半個(gè)小時(shí)，他又跑上樓來。