1.基本句式:“do/does/did+動詞原形”
Do be quiet.I told you I had a headache.務(wù)必安靜,我告訴過你,我頭疼。
He does know the place well.他的確很熟悉這個地方。
He did tell me about it yesterday.他昨天的確告訴了我這件事。
He did phone you yesterday.他昨天的確給你打過電話。
【提示】 強調(diào)謂語只能對肯定句的一般現(xiàn)在時和一般過去時進行強調(diào)。