作业帮单项选择 they ______ her to the party,so she was very happy A invite B invited C will inviteD am invitinghas your father finished his report?Sorry ,i don't know .he ___ __ it this morning.A was writing B wrong C has written D am invitenit will __
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单项选择 they ______ her to the party,so she was very happy A invite B invited C will invite
D am inviting
has your father finished his report?
Sorry ,i don't know .he ___ __ it this morning.
A was writing B wrong C has written D am inviten
it will _____ us several years to learn a foreight language well
A cost B take C spend D use
yang fen _____ every saturday afternoon volunteering in an old people's home
A costs B takes C pays D spends
1.they ______ her to the party,so she was very happy 答案B invited（一般过去时,因为后面was）
2.he ___ __ it this morning.答案A was writing（今天早上正在写,有没有写完不知道）
3.it will _____ us several years to learn a foreight language well.答案B take（固定用法It + take + sb +to do sth意思是“做某事花某人多长时间”,it是形式主语）
4.yang fen _____ every saturday afternoon volunteering in an old people's home选D spends（sb spend time doing sth 或in doing sth某人花时间做某事）
补充：第三题不能用cost,表示花钱才用cost.如It will cost us a lot of money to travel abroad.
B，A，A，D
1.B (和was保持时态的一致)
2.A (表示他早上正在写，但不知现在是否写完，属过去进行时。)
3.B(表示花钱是一般用cost，而表示花时间时多用take.固定用法：It takes Sb+ length of time+ to do sth, 表示某件事花了某人多长时间来完成，主语是物)
4.D (考察用法 Sb spend+ time doing sth. 表...
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1.B (和was保持时态的一致)
2.A (表示他早上正在写，但不知现在是否写完，属过去进行时。)
3.B(表示花钱是一般用cost，而表示花时间时多用take.固定用法：It takes Sb+ length of time+ to do sth, 表示某件事花了某人多长时间来完成，主语是物)
4.D (考察用法 Sb spend+ time doing sth. 表示某人把某段或某个时间花在做某事上，主语是人。这里volunteering 用了现在分词ing 形式 符合上述用法中的doing.而 cost、take 和 pay 均没有上述这种用法。)
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