4道关于完成时的语法题1.the first use of atomic weapons was in 1945,and their power____increased enormously ever since.A.is B.was C.has been D.had been (选D,为什么不是C?）2.He___all his money to the poor people,and from that time he__

FIR的 4道关于完成时的语法题1.the first use of atomic weapons was in 1945,and their power____increased enormously ever since.A.is B.was C.has been D.had been (选D,为什么不是C?）2.He___all his money to the poor people,and from that time he__ 用括号中动词的一般过去式,现在完成时,现在完成进行时填空 1.They a house fire.（just put out）用括号中动词的一般过去式，现在完成时，现在完成进行时填空 1.They a house fire.【just put out】 The fir 现在完成进行时的详细语法 完成时具体的语法知识 求解一个DSP关于FIR filter的题目,如下：The window method of FIR design:a.Design linear-phase lowpass filters with the cutoff-frequency ωc = π/3 using the window method with a Dolph-Chebyshev window for filter orders M = 20,50 and 150.The 急,几道关于英语的语法题.有正确答案再补充50分）Task 1 使用括号内词语的正确形式完成以下句子.例：The rainy season has come,and it has been raining all day.(rain)(26) Although the movie is ________________,he is n 什么是现在完成进行时是初二下的语法 现在完成进行时的语法,不是现在完成时哈! 语法填空中,gradually是不是使用完成时的标志? 请举10个完成时的语法! 现在完成进行时的语法有关的用法,语法,范例都可以. 关于现在完成时的语法 关于except的语法 关于would 的语法, 关于also的语法 关于as的语法 关于that的语法