（SB I—Units 23-24）
ÿ一、单元考点提示
1.单词
A edge,effort,face,figure,mark,prefer
B advise,agree,develop,knock,research
2.短语
A at breakfast,date from,in danger,make a good effort
B be busy with,give a talk,go against,now and then,point out ,turn over,year after year
3.句型结构
1.I’d like(sb.)to(do sth.).
2.Can’t we do sth.?
3.How/what about^?
4.表示“在……方面花费（时间/金钱）”的句型：Sb:spends some time or money on sth.(in doing sth.)
5.it的句型是：It is/was + adj./n.+(for sb.)to do sth.
Á二、考点精析与拓展
I.单词和词组
1.The White family are on holiday.
family/team/government/class/school/union等是由若干人组成的集体名词。当被看作是一个非人称单位，一个整体时，用作单数；当我们把这个集合体看作一些人时，用作复数。
①The family is very large.这个家庭很大（人很多）。
Hearing the news,the whole family were very sad.听到这个消息，全家人都很伤心。
②Their class has only 30 students.他们班只有30名学生。
Their class are all from the south.他们全班都是南方人。
2.at breakfast在吃早饭；用早餐。
at意为“在”，用于某些名词前表示状态、情况等。
①He is still at work.他还在工作。
②She was at supper when I called on her yesterday.昨天我去看她时，她正在吃晚饭。
3.flood(1)n.洪水；水灾。
The heavy rain caused floods in the south in the summer of 1998.1998年夏天大雨在南方引起了洪涝灾害。
(2)vt.vi淹没；（使）泛滥。
The village was flooed after the heavy rain.大雨过后那个村子被淹没了。
4.rise by 63 metres升高了63米。
by用来表示增、减的程度、尺寸、数量等。
①The number of machines they made this year has increased by 10 percent.今年他们制造的机器数量增长了10%。
②They have topped their planting plan by 3500 mu.他们超额3500亩完成了种植计划。
5.date from…date back to 可追溯到……；是……时代开始有的。
①My interest in stamp collecting dates from my childhood.从小我就对集邮感兴趣。
②That kind of dress dates from the 9th century.那种服装从19世纪就开始有了。
