1) 不定冠詞位置不定冠詞常位于名詞或名詞修飾語前。注意: a. 位于下列形容詞之后: such,what,many,half,I have never seen ... [查看全文]
1)人稱代詞的主格在句子中作主語或主語補語,例如:John waited a while but eventually he went home.約翰等了一會兒,最后他回... [查看全文]
情態(tài)動詞也可以和動詞進行形式或完成進行形式構(gòu)成謂語:表示應當正在……,想必正在……的意思?!纠纭縒hy should we be sitting he... [查看全文]
現(xiàn)在分詞的完成被動式表示分詞的動作發(fā)生在謂語的行為之前,且動作由邏輯主語所承受(即與邏輯主語是被動關系)?!纠纭縃aving been gi... [查看全文]
1)修飾形容詞或副詞時,通常放在前面。2)當句子的謂語動詞是行為動詞時,頻度副詞一般放在謂語動詞之前。句中有be或助動詞、情態(tài)動詞時,... [查看全文]
現(xiàn)在分詞的完成式主要用在狀語中,表示這個動作在謂語所表示的動作之前完成?!纠纭縃aving succeeded in the last examination, sh... [查看全文]
Completed in three months. This is one of the experiments being carried on in our laboratory.Being surrounded by... [查看全文]
dare用作情態(tài)動詞時,表示敢于這個意思,主要用于疑問句、否定句及條件從句?!纠纭緿are you go home alone?Tom dare not go int... [查看全文]
世界英語Dr. Jill, I hear you're going on a trip nextweek.吉爾博士,我聽說你下周要去旅行。Yes, I'm going to Sr... [查看全文]
過去完成進行時What's on your mind today, Dr. Jill吉爾博士,你今天想講什么?Hi John, I was looking back through my... [查看全文]