building________cheap and good houses for the
people.
A.thousand
B.thousands
C.thousand of D.thousands of
4.Nowadays ________of business letters are
written in English.
词中间加连字符但音标里不加连字符,并分别重读.
21 twentyone
45 fortyfive
23 twentythree
56 fiftysix
34 thirtyfour
67 sixtyseven
4.基数词101~999,先说几百,再加and,再加 末两位数.
—How many days are there in a year 一年有多少天 —_T__h_re_e_h_u_n_d_r_e_d_a_n_d_s_i_x_ty_f_iv_e___. 三百六十五天.
数词
定义:表示数目多少或顺序先后的词叫做数词. 数词有两种: 表示数目多少的数词叫做基数词, 如:one,two,three...,ninetyfour等; 表示顺序先后的数词叫做序数词, 如:first,second,third...,fifteenth等.
例句
• There are five people in my family. • 我家有五口人. • We live on the sixth floor in a tall building. • 我们住在一座高楼的第六层.
She is __i_n__h_e_r_f_if_ti_e_s____ but she looks young.
她五十多岁,但她看上去很年轻.