5.goontodo:接着做??（另一件事）
doing:继续做??（原来的事）todo 6（.begin,start,like)(常可替换）doing?Whynot??hadbetter? ??7.??动原??Will/would/Couldyouplease???todoratherthan?prefer?8.介词+doing
eg. 1)What/ How about doing 2)be good at doing
附Ⅳ——宾语从句与状语从句中的时态 1.状语从句中的时态：
主句 时间、条件句 1）一般将来时 2）祈一般现在时 使句 3）情态动词原形 一般过去时 一般过去时 eg.1)I’ll call you as soon as he ______ (come) back.
2)He won’t go to bed until he _________ (finish) his homework.
3)I’ll help you if I _____ (be) free tomorrow 2.宾语从句中的时态：
主句 宾语从句 一般现在时 一切时态 过去范畴的某一时态（一般一般过去时 过去时；过去进行时；过去完成时；过去将来时）
但当宾语从句是指客观事实、普遍真理、自然现象时，则只能用一般现在时。 eg.1)He said his father _________(come) back in two days. 2)The teacher said light ________(travel) faster than sound. 附Ⅴ——主谓一致
1.表“时间、距离、金钱、长度”的名词短语做主语时应看作一个整体，视为三单 eg. Two months is quite a long time. 2.people; police形单实为复，作主为复 eg. The police are looking for the missing boy. 3.maths, news, physics形复实为单，作主为单
4.family; class看作整体时作主语为单数；看作整体中的各成员时则为复数。 eg. 1)My family is a big one. 2)My family are watching TV.
5.由with, except, as well as连接的两名词作主语，谓语由前者决定 eg. The teacher with his students is going to Beijing tomorrow. 6.由neither…nor; either…or; not only…bout also连接的两名词作主语，谓语由后者决定 eg. Neither he nor I am a teacher. 7.不定代词（something; anything; nothing; someone; anyone; everyone…）作主语为三单 Nobody knows it except me. 8.One of + 复名… 作主语为单数 eg. One of my friends is a computer engineer. 9.―the +姓的复数‖作主语为复数 eg. The Lius are watching TV now.