2019年全国统一考试（天津卷）英语独家解析(4)

10.Most colleges now offer first-year students a course specially ________ to help them succeed academically and personally.
A. designedB. designing
C. to designD. being designed
【答案】A【解析】【详解】考查非谓语动词。句意：现在大多数大学都为一年级学生开设了一门课程，专门帮助他们在学业和个人方面取得成功。a course和design之间是被动关系，所以用过去分词。故选A。
11.Their child is at the stage ________ she can say individual words but not full sentences.
A. whyB. where
C. whichD. what
【答案】B【刘凯解析】【详解】考查定语从句。句意：他们的孩子正处于能说单个单词而不能说完整句子的阶段。句中she can say individual words but not full sentences是一个定语从句，先行词是the stage，关系词在定语从句中作地点状语，用关系副词where，故选B。
12.The professor warned the students that on no account ________ use mobile phones in his class.
A. should theyB. they should
C. dare theyD. they dare
【答案】A【解析】【详解】考查部分倒装和情态动词。句意：这位教授警告学生们，在他的课堂上，决不应该使用手机。on no account意为“决不”，否定词放在句首，句子使用部分倒装，排除B、D项；这里表示应该，故选A。
13.Tom is so independent that he never asks his parents’ opinion ________ he wants their support.
A. sinceB. once
C. unlessD. after