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A recent study has found amoxicillin, long a standard treatment for ear infections, as being about as effective as newer, more expensive antibiotics and causing fewer side effects.

(A) amoxicillin, long a standard treatment for ear infections, as being about as effective as newer, more expensive antibiotics and causing

(B) amoxicillin, long a standard treatment for ear infections, to be about as effective compared to newer, more expensive antibiotics and with

(C) amoxicillin, long a standard treatment for ear infections, to be about as effective as newer, more expensive antibiotics and that it causes

(D) that amoxicillin, long a standard treatment for ear infections, is about as effective as newer, more expensive antibiotics and causes

(E) that amoxicillin, long a standard treatment for ear infections, is about as effective compared to newer, more expensive antibiotics and with

以下是引用guting109在2008-11-13 20:44:00的发言：

88. (29339-!-item-!-188;#058&003906)

A recent study has found amoxicillin, long a standard treatment for ear infections, as being about as effective as newer, more expensive antibiotics and causing fewer side effects.

(A) amoxicillin, long a standard treatment for ear infections, as being about as effective as newer, more expensive antibiotics and causing

(B) amoxicillin, long a standard treatment for ear infections, to be about as effective compared to newer, more expensive antibiotics and with

(C) amoxicillin, long a standard treatment for ear infections, to be about as effective as newer, more expensive antibiotics and that it causes

(D) that amoxicillin, long a standard treatment for ear infections, is about as effective as newer, more expensive antibiotics and causes

(E) that amoxicillin, long a standard treatment for ear infections, is about as effective compared to newer, more expensive antibiotics and with

(D) 正确, 使用found that从句意思表达清晰,句子结构简洁; as effective as符合习惯用法; and causes和is about as effective as平行,构成并列句

(D) that amoxicillin, long a standard treatment for ear infections, is about as effective as newer, more expensive antibiotics and causes

more expensive antibiotics 是newer的同位语吗？？如果是为什么and前没有逗号？？？

谢谢各位ＮＮ!拉！

两个以上的形容词修饰名词时，如果两个形容词是同语义类别的，那么中间要加and或者逗号，如果是不同语义类别的，中间不用加and和逗号。

newer和more expensive是属于同一语义类别，都是从表象方面来形容antibiotics。