’The use of the bar code, or Universal Product Code‘主语,谓语动词单数-has;
B选项:they -it指代主语
C选项:have- has
E选项:it指代bar codes,复数名词;同时题目划线句前has done...and ...主语一致,应该遵循平行结构;
A选项:equally和as…as…均表示两者相等的含义,但是不能用equally…as…;比较对象不对等,drivers are likely to exceed the proposed speed limitVS the current speed limit;
B选项:不能用equally…as…
C选项:be likely to do为习惯表达, should be equally likely to do sth ✅should be equally likely that...❌
D选项:比较错误同(A);be likely that错误同(C)
A选项:现在分词主语是the ice cap,作伴随状语;划线句后面接着by ...,前面用过去分词结构;
B选项:to uncover ...应改成uncovering,因为不定式作目的状语,而现在分词做状语表示伴随/结果;to be occupied改为定语从句,修饰new areas,因为“揭开新的地方”的目的不可能是“让人去占领这些地方”
C选项:by melting 通过。。。手段,其实melt和uncover是因果关系的,因此melt应该作为句子的主要谓语成分来在句子中起作用,而不应该仅仅是个插入成分;
D选项:the ice cap 在after melting,之后,才开始发现大量的新地区;are to be occupied时态要与句子的时态一致;
E选项:'melting' is what caused new areas to be uncovered, that word should be part of the main verb,
’The use of the bar code, or Universal Product Code‘主语,谓语动词单数-has;
B选项:they -it指代主语
C选项:have- has
E选项:it指代bar codes,复数名词;同时题目划线句前has done...and ...主语一致,应该遵循平行结构;