发布时间：2018-10-25 18:06
来源：學知缘
表示存在，即：“某处有某物”或“某时有某事”。句型基本结构为： There is（are）＋可数名词单数或不可数名词／复数＋时间或地点。
如：
1． There are two bedrooms， a kitchen， a bathroom and a living room.
2. Is there a forest in the park? Yes, there is.
用于介绍个人情况如姓名、健康状况、身份国籍、家庭成员、朋友、职业等，描述地点、颜色、四季、日期、星期几等：
1．Who’s your English teacher？ Miss White．
2． Is she quiet？No,she isn't. She is very active.
表示习惯性的动作或行为，或现在存在着的状况。句型基本结构为：主语＋行为动词＋其他。当主语是第三人称单数时，要在动词原形后面加s或es，其他人称作主语时则用动词原形，在问句及否定句中需要用助动词do或does。这种句型通常有一些标志词，如：usually often sometimes never always 等。
如：
1．What do you have on Thursdays? We have Eng lish, math and science on Thursdays.
2. What do you do on Saturdays? I watch TV on Saturdays.
3.When do you eat dinner? I eat dinner at 7: 00 in the evening.
4.Sometimes I visit my grandparents. I often play football.
表示说话时正在进行的动作或事件，或在短期内正在进行的动作或存在的情况。标志词是：now也常用在Look！Listen！等后面。句型主要结构为：be动词（am．is．are）＋动词现在分词(v. ing)。
如:
1. What are you doing? Im doing the dishes.
2. Is she counting insects? No, she is n't.
表示过去发生的而现在已经结束的事件、动作或情况。句型基本结构为：主语＋动词过去式＋其他。标志词通常是： yesterday， last week，last yeat 等，在问句与否定句中要用助动词did。
如:
1. What did you do last weekend? I played football.
2. Did you help them clean their room？Yes,I did.
此外，一般过去时也可用来表示客气的询问。
如： What would you like for lunch？I'd like some…
表示有能力做某事，can后面的动词要用原形。
如：
1． What can you do？ I can sweep the floor．
2．I can water the flowers.
3. How can I get to the Peoples Park? You can go by the No. 15 bus.
我们的教材中出现过两种表示将来时的句型，即Will和 be going to句型，主要以 be going to句型为主，表示将要做某事或打算做某事。
句型主要结构： am／is／are＋ going to＋原形。
标志词有: tomorrow next weekend this morning this weekend next… be going to
1. What are you going to do this weekend? I am going to visit my parents.
2. When is she going to Paris? She is going to go there at 9: 00 am.
专业的购买建议
