'一、一般疑问句由直接引语变为间接引语方法是：将直接引语变为由if或whether引导的宾语从句跟在引述动词之后。如：“Are you ill?” he asked. 他问。如：“你病...'

'一、会话中，在be后作表语用宾格不用主格。如：—Who is it?—It’s me / him. — 谁？—是我/他呀。二、在单独使用或带not的简略回答中用宾格不用主格。如：—Wh...'

'head 用作动词时，可以表示“朝某方向行进”。如：Where are you heading ? 你往哪儿走? Our ship headed south. 我们的船朝南开。若要具体表示去某个地方，其后...'

'— May I speak to Mary? — This is ________ speaking. — May I speak to Mary? — TA. I B. meC. she D. hers2. Do you really believe that Mr White has bl...'

'over the years的意思是“这么多年来”“经过这么多年之后”，它指的是一种从几年前持续到现在的一种情况，因此通常与现在完成时连用。如： My tastes have chang...'

'请看下面一题：请看下面一题：Mary is very clever and _________ worth teaching, but her brother is not. Look, he is now _________ asleep in class.A. ve...'

'用法一：表示即将做某事。如：He’s about to go. 他就要走了。The package is about to come unwrapped. 那个包快散开了。Mrs. Brown was about to begin, but J...'

'英语中 discount 译成中文是“折扣”“打折”，它的实际意思是从某物的价格中扣去的数目，而不是扣除某个数目后剩下的数目，即 discount=amount of money taken o...'

'若为整点钟，则直接读相应的基数词；若为非整点钟，则分别以“时”和“分”为单位用相应的基数词读出。如：twelve(12), eight twenty(8:20), nine forty-five(9:4...'

'有这样一道题：“If you want a necklace, I’ll buy one for you at once.” “Oh, no. A necklace is not _________ that I need most.A. anything B. somethin...'