there are certain things we need to consider 怎么划分句子成分

翻译 there are plenty of things about city life in the future which are not certain. are you absolutely certain? we are quiet certain that we will get there in time 为什么是表语从句 there are certain things we need to consider 怎么划分句子成分 there are plenty of things about city life in the future which are not certain.句子成分分析 1.There are certain ____ when you must interrupt people who are in the middle of doing sth. There are usually certain elements in the procedures that are similar.中that引导的是什么从句?怎么翻译? （）boys are there in your school?There are th（）boys are there in your school?There are thirty,two ( )about the best way to learn English,A there are a certain doubtB There existed a certain doubt C It existed a certain doubt D There had a certain doubt给出的答案是B.请问能不能选择A答案?为什么? 英语竞赛智力测试题How can you buy eggs and be certain there are no chickens inside them 翻译there are certain clothes we feel comfortable in and which we would wear in preferanceto all others求翻译 分析句子成分there are certain subjects that you would assume kids would never find interesting。第二个would是怎么回事？ There are certain times when you can make a wish,too .For example. when you cut a birthday cakethank 用“have,has”“there is,there are”或者“is there,are th用“have,has”“there is,there are”或者“is there,are there”填空 英语 要对 谢谢 despite much research,there _____still certain elements in the life cycle of the insectthat ____not fully understood. A is,is B is,are C,are,is Dare,are there are no l_____in this building.Let's walk to the 8th floor.首字母填空 there had been certain gains.求翻译 There are certain __ when you must interrupt people who are in the middle of doing something. A) conditionsB) situationsC) occasionsD) environments请问应该选什么?以及为什么?