Were the experts sure that the animal was a puma?Why?

experts were convinced that the animal was a puma.experts were convinced 是被动么?that 后面 是 什么从句? The experts were now fully convinced 句中为何加were 做什么成分 Were the experts sure that the animal was a puma?Why? the experts were now fully convinced that the animal was a puma.这是定语从句还是状语从句啊? 英语提问：句子结构分析,急!What was the problem the experts were unable to solve?麻烦详细点,新手. 新概念3第一课中有句话不明白,the experts were now fully...为什么now可以用于一般过去时?好纠结啊原句是 the experts were now fully convinced taht the animal was a puma.是第一课的 In the survey they listed twelve kinds of food ___would affect the work of the brain．A．that were believed B．which the experts believedC．the experts believed that D．the experts believedwhy the answer is B not 以下题目按我问的回答,1.In the survey they listed twelve kinds of food _______would affect the work of the brain． A．which the experts believed B．that were believed C．the experts believed that D．the experts believed 问：①B为什 The experts from the zoo were convinced that the animal was a puma,but where had it come from 为什么不用where did it come from 分析新概念3中的一句句子The experts from the zoo were convinced that the animal was a puma.这里为什么是was puma? the experts were now fully convinced that the animal was a puma.后面的从句为什么was啊?虚拟语气么 The experts were fully convinced that the animal ________a puma.A:must be B:should have been C:can only be D:could only have been我自己感觉应该是选择A课文里面有一句话The experts were fully convinced that the animal was a puma.所以 英语翻译U11 The travel agency promised to offer foreign travellers everything from historical monuments and castles to modern leisure activities .2 Under the severe attack from enemy aircraft,the troops were forced to retreat from the front.3 Sur The _at the meeting will discuss the_ in the worldA,present experts;present situationB,present experts;situation presentc,experts present ;situation presentD,experts present ;present situation the experts were now fully convinced that the animal ___a puma1 must be 2 should have been 3 can only be 4 could only have been请问选择哪一个,及分别说出每个为什么对与错课文里面有一句话The experts were fully convinced that 英语提问：副词在以下句子中的位置能否进行如下调整.原句：Now experts were sure that the animal really was a tiger.改句1：Experts were now sure that the animal was really a tiger.(now,really均放be动词之后）改句2： 英语提问：以下句子中的副词可以进行如下位置变换吗?原句：Now experts were sure that the animal really was a tiger.改句1：Experts were now sure that the animal was really a tiger.(now,really均放be动词之后）改句2： 英语翻译However,as the evidence began to accumulate,experts from the zoo felt obliged to investigate,for the descriptions given by people who claimed to have seen the puma were exdraidinarily similar.这个后半句 people who claimed to have see