只接复数名词的限定词4 _% @( ~( M: [! c* ^- ^: I! S2 W; ?5 w
a (large /small /great /considerable /remarkable) number of, a variety of, a set of, a few, 等表示数的固定词组之后总是接复数名词
6 w1 \" x- n6 E. B" E 例题: # a% L0 F" F( |& H# v9 w9 y
(1) 6 A% h3 O) c7 e3 w) b a
In mathematical terms, modern algebra is set of objects with rules for connecting or relating those objects.
; E X% w/ x9 v: r& r; l6 \# P9 b3 K 应改为: is a set
; j" H# t6 X: T) l) B 解释: a set of是固定词组, 表示一套、一组, 后面接可数名词的复数, 与题中objects吻合 z7 @, B) S1 \6 d4 |% \9 Y
(2)
6 g" P& r" E" a0 B) T' [7 y At birth, an infant exhibits a remarkable number of motor response.
, _1 U, X$ T% D) H* D. Q! R* M 应改为: responses 1 _4 U7 y7 I" `4 i8 T! J- u; X1 S; @6 k
* i! w) g0 s3 }
解释: 短语a number of 后面要求接可数名词的复数, number前可加某些形容词如great, considerable, remarkable, small 等表示a lot of 或 a few
' c5 j7 `* v/ C& p4 _5 j X 注意 “the number of” 和 “a number of”的区别
& _. P! A' o, k+ L# M* F The number of boys in Class Five is 25. (五班男孩的数目是25，后面谓语动词用单数)
* W* F3 L1 }& J! }2 A A small number of families are able to afford an apartment. (少数家庭能够买得起一套住房, ) |
发表于 2012-8-14 23:32:39
