描写夏天景色的现代诗

若一个化合物由4氨基酸分子失去3分子水而形成,又知氨基酸的平均相对分子质量是180,该化合物的相对分子质 must be的用法 There is a supermarket on the moon.a提问.第二个提a supermarket be late的用法be late 的意思是…迟到,但是用法呢 be late for用法 be late for的用法如上 有没有be late to的用法 发音标／e（倒过来看）u／的单词30个. 发音标／e：／（倒过来看）的单词30个 用“this is the most +delicious food l have eaten ”这一类型的句子造两个句子 must be 几个用法的区别There must be,it must be,this/that must be这三者有什么区别?说清楚,说例句.（ ）must be something wrong with the CPU.（选哪个?）这道题貌似一直都争议很大呀! The time goes fast,为什么用“goes”而不用“go”?The time goes fast.This sentence what mean?Right?Why use "goes" instead of "go"? Isn*t your cousin from paris改为同义句__your cousin __from paris they were too poor to go to school为什么用were too tired to go any further为什么是u而不是a The window which hasn't been cleaned for at least 3 weaks requires ____(clean)并且分析这个句子成分,要翻译,我主要不懂hasn't been for 之后的. can you clean the window?----_________. Awhy? B Yes,I can C why not? D Don't say so It was in the factory _____ I workde ten years ago. 填where还是that 为什么? It was in the factory _____ I workde ten years ago that I got to know him.应该填where还是that. One of the boys ----- (not like) ------ (play) football. planes are fast ,but it still takes them hours tplanes are fast ,but it still takes them hours to go out of the airport and into the city 进行分析并翻译,并说什么是分析,急 填空Abacuses are so fast and accurate ---- ----- people still use them today不好意思打错了 没有so 填空Abacuses are fast and accurate ---- ----- people still use them today They ehjoyed 【they】while they were staying in Beijing.适当形式填空 I love the sunlight ,it will be in my helpless in my time,give me a warm and 用下列词语写一段话.(理睬、狠心、气急败坏、敬佩) 是否有suit for sb的用法,它与suit sb有什么关系 是fit sb还是fit to sb? a job fit sb对么 Not had studied his lessons well,he failed in the exam.哪错了 He does well in his lessons同义句如题 国虹海豚手机的人性化理念是什么?