题目

by _weight和by_dozen当中横线上分别用什么冠词?
Apples are usually sold by __ weight and eggs are sometimes sold by __ dozen.
A.the,the B./,a C./,the D.the ,a
-I'm sorry,I shuoldn't have been so rude to you.
-You ___ your temper but that's OK.
A.have lost B.had lost C.did lose D.were lose
请回答一下这两题分别选哪个选项,并且请说明详细的理由.
那再问一下第二题为什么不选B?表虚拟,且动作是发生在过去的过去,

提问时间：2021-03-13

答案

第一题：选C,固定搭配BY WEIGHT以重量计,BY THE DOZEN以打计.
第二题：选C,DO加动词原型表强调,语法变形在前一个DO.由于是过去式,所以DO变DID,后原型动词不变.