列举出if所引导的条件状语从句的结构不知道 if引导的条件状语从句
\u8c01\u77e5\u9053if\u5f15\u5bfc\u7684\u6761\u4ef6\u72b6\u8bed\u4ece\u53e5\u7684\u7ed3\u6784\u662f\u4ec0\u4e48\u53ca\u600e\u4e48\u7528?2.
I\u2019ll
ask
the
teacher
for
help
if
I
don\u2019t
understand.
3.
If
the
traffic
lights
are
red,
you
must
stop
and
wait.
4.
You
can
pass
the
exam
if
you
work
hard
5.
If
you
don\u2019t
hurry
up,
you
will
be
late
again.
\u25c6\u7ed3\u6784:if\u662f\u4ece\u5c5e\u8fde\u8bcd\uff0c\u610f\u4e3a\u201c\u5982\u679c\u201d\uff0c\u7528\u6765\u5f15\u5bfc\u6761\u4ef6\u72b6\u8bed\u4ece\u53e5\u3002if\u5f15\u5bfc\u7684\u6761\u4ef6\u72b6\u8bed\u4ece\u53e5\u65e2\u53ef\u653e\u5728\u4e3b\u53e5\u4e4b\u524d\uff0c\u4e5f\u53ef\u653e\u5728\u4e3b\u53e5\u4e4b\u540e\u3002\u4ece\u53e5\u4f4d\u4e8e\u4e3b\u53e5\u4e4b\u524d\u65f6\uff0c\u5e38\u7528\u9017\u53f7\u5c06\u5176\u4e0e\u4e3b\u53e5\u9694\u5f00\u3002\u5982\u53e51\u30013\u30015\u3002
\u25c6\u65f6\u6001:\u4e3b\u53e5\u7528\u4e00\u822c\u5c06\u6765\u65f6
(\u5982\u53e51\u30012)\u6216\u4e3b\u53e5\u8c13\u8bed\u4e2d\u542b\u60c5\u6001\u52a8\u8bcd
(\u5982must,
can,
could,
should\u7b49\uff0c\u5982\u53e53\u30014)
\u65f6\uff0c
if\u5f15\u5bfc\u7684\u6761\u4ef6\u72b6\u8bed\u4ece\u53e5\u7528\u4e00\u822c\u73b0\u5728\u65f6\u8868\u793a\u5c06\u6765\u610f\u4e49\u3002
if\u5f15\u5bfc\u7684\u6761\u4ef6\u72b6\u8bed\u4ece\u53e5
2. I’ll ask the teacher for help if I don’t understand.
3. If the traffic lights are red, you must stop and wait.
4. You can pass the exam if you work hard
= Work hard, and you will pass the exam.
5. If you don’t hurry up, you will be late again.
= Hurry up, or you will be late again.[要点演绎]
结构：if是从属连词，意为“如果”，用来引导条件状语从句。if引导的条件状语从句既可放在主句之前，也可放在主句之后。从句位于主句之前时，常用逗号将其与主句隔开。如句1、3、5。
时态：主句用一般将来时 （如句1、2）或主句谓语中含情态动词 （如must, can, could, should等，如句3、4） 时， if引导的条件状语从句用一般现在时表示将来意义。
变换：含有if引导的条件状语从句的复合句中，当主句主语和从句主语均为you时，可转换为“祈使句，and + 简单句 （如句4）”或“祈使句，or + 简单句 （如句5）”。
经典例句] 1. If you copy my homework this time, you will start a bad habit.
2. I’ll ask the teacher for help if I don’t understand.
3. If the traffic lights are red, you must stop and wait.
4. You can pass the exam if you work hard
= Work hard, and you will pass the exam.
5. If you don’t hurry up, you will be late again.
= Hurry up, or you will be late again.[要点演绎]
◆结构：if是从属连词，意为“如果”，用来引导条件状语从句。if引导的条件状语从句既可放在主句之前，也可放在主句之后。从句位于主句之前时，常用逗号将其与主句隔开。如句1、3、5。
◆时态：主句用一般将来时 （如句1、2）或主句谓语中含情态动词 （如must, can, could, should等，如句3、4） 时， if引导的条件状语从句用一般现在时表示将来意义。
◆变换：含有if引导的条件状语从句的复合句中，当主句主语和从句主语均为you时，可转换为“祈使句，and + 简单句 （如句4）”或“祈使句，or + 简单句 （如句5）”。
绛旓細if寮曞鐨勬潯浠剁姸璇粠鍙鐨勫垎绫诲強铏氭嫙鏉′欢鍙ョ殑鍒ゆ柇 1銆佸彲浠ユ妸鏉′欢鍙ュ垎涓轰袱绫伙細1).鐪熷疄鏉′欢鍙ワ紙Sentences of Real Condition锛夛細鍑℃槸鍋囪鐨勬儏鍐靛彂鐢熸у彲鑳藉緢澶э紝灏辨槸鐪熷疄鏉′欢鍙ャ備緥濡傦細鈶淬If I have time , I will help you with this work.濡傛灉鎴戞湁鏃堕棿浼氬府鍔╀綘鍋氭宸ヤ綔鐨勩傗懙銆丄s long as I say...
绛旓細1銆乮f寮曞瀹捐浠庡彞銆俰f寮曞瀹捐浠庡彞鏃讹紝鎰忎负锛氣滄槸鍚︹濄備粠鍙ョ殑鏃舵侀氬父瑕佸拰涓诲彞淇濇寔涓鑷淬備緥鍙ワ細I want to know if he lives there.鎴戞兂鐭ラ亾浠栨槸鍚︿綇鍦ㄩ偅鍎裤2銆if寮曞鐨勬潯浠剁姸璇粠鍙銆傦紙1锛変富绁堜粠鐜帮細涓诲彞鏄浣垮彞锛屼粠鍙ユ槸鐢眎f寮曞鐨勪竴鑸幇鍦ㄦ椂鐨勫彞瀛愩備緥鍙ワ細If you want to go, please tell ...
绛旓細鐘惰浠庡彞鐨勫垎绫伙細鏃堕棿鐘惰浠庡彞 鍑℃槸浠庡彞閮藉繀椤绘湁寮曞璇嶏紝寮曞鏃堕棿鐘惰浠庡彞鐨勮瘝鏈墂hen锛宐efore锛宎fter锛寀ntil锛宎s soon as锛寃hile 绛夈傛潯浠剁姸璇粠鍙 涓昏鐪嬩竴涓嬬敱if寮曞鐨勬潯浠剁姸璇粠鍙銆俰f 鎰忎负鈥滃鏋溾濓紝寮曞鏉′欢鐘惰浠庡彞鏃讹紝琛ㄧず鍋囧鏈変粠鍙ョ殑鍔ㄤ綔鍙戠敓灏憋紙涓嶏級浼氭湁涓诲彞鐨勫姩浣滃彂鐢熴備緥濡傦細 If it doesn't...
绛旓細3銆佺涓夌鐢ㄦ硶锛氳〃绀鸿繃鍘诲彂鐢熺殑鎯呭喌銆If i had been feeling well, I would have been in class.鏃舵佹槸涓绘儏鎬佸姩璇+鐜板湪瀹屾垚鏃躲傛牴鎹浜岀偣鍐嶅線鍓嶆帹涓涓椂鎬併鏉′欢鐘惰浠庡彞鏄敱寮曞璇if浠ュ強unless绛夎瘝寮曞鐨鐘惰浠庡彞銆傚湪鑻辨枃涓紝鈥滄潯浠垛濇槸鎸囨煇涓浠朵簨鎯呭疄鐜颁箣鍚庯紙鐘惰浠庡彞涓殑鍔ㄤ綔锛夛紝鍏跺畠浜嬫儏锛堜富鍙...
绛旓細if寮曞鐨勬潯浠剁姸璇粠鍙缁撴瀯锛氫富鍙+ if +鏉′欢鐘惰浠庡彞鎴栬卛f +鏉′欢鐘惰浠庡彞+ +涓诲彞銆傚湪if寮曞鐨勬潯浠剁姸璇粠鍙ヤ腑锛屼富鍙ュ簲鐢ㄥ皢鏉ユ椂鎬侊紝鐘惰浠庡彞鐢ㄤ竴鑸幇鍦ㄦ椂鎬併備緥鍙ワ細You'll have a great time if you go to the party.锛If you go to the party, you'll have a great time.if鏉′欢鍙ョ殑鏃舵佹惌閰 ...
绛旓細1.寮曞鏉′欢鐘惰浠庡彞鏈甯哥敤鐨勮繛璇嶆槸if, 鎰忎负鈥滃鏋;鍋囧鈥, 琛ㄧず鍦ㄦ煇绉嶆潯浠朵笅鏌愪簨寰堝彲鑳藉彂鐢熴傚:If you want to go锛 please tell me.If you want to know more about it锛 please telephone our teacher.If the red light is on锛 wait a minute.2.鍦 if 寮曞鐨勬潯浠剁姸璇粠鍙涓紝if 鍜屾潯浠...
绛旓細If we had studied hard, we would have passed the exam.(琛ㄧず瀵硅繃鍘荤殑鍋囪锛屽拰瀵硅繃鍘荤殑缁撴灉锛夊鏋滄垜浠姫鍔涘涔犺繃鐨勮瘽锛屾垜浠凡缁忛氳繃杩欐鑰冭瘯浜嗐侷f you ask him, he will help you.濡傛灉浣犺浠栧府蹇,浠栦細甯綘鐨勩傚璇浠庡彞I wonder if / whether I can get some advice from you.Ask him ...
绛旓細IF寮曞鐨勬潯浠剁姸璇粠鍙锛屽悗鍗婂彞鍗充富鍙ヤ负灏嗘潵鏃讹紝浠庡彞鍒欏簲涓虹幇鍦ㄦ椂銆備緥濡傦細If he walks to school at 6:50am ,he will be late for school.(杩欓噷寮曞鏈彂鐢熸垨鍙兘鍙戠敓鐨勪簨锛岃〃浜嬫儏鍙戠敓鐨勬潯浠讹級IF鏈夋椂鍊欎篃寮曞铏氭嫙璇皵渚嬪锛欼f I were you, I would go with him.涓诲彞鐢ㄨ繃鍘诲皢鏉ュ紡锛屼粠鍙ヤ负杩囧幓寮...
