英语语法(要求详细过程）— Is Bob still performing — I am afraid not .He is said _______ the stage already as he has become an official.A.to have left B.to leaveC.to have been left D.）to be left

英语语法(要求详细过程）— Is Bob still performing — I am afraid not .He is said _______ the stage already as he has become an official.A.to have left B.to leaveC.to have been left D.）to be left 英语语法(要求详细过程）— Is Bob still performing — I am afraid not .He is said _______ the stage already as he has become an official.A.to have left B.to leaveC.to have been left D.to be left 英语语法（要过程）— Is Bob still performing —I am afraid not .He is said _______ the stage already as he has become an official.A.to have left B.to leaveC.to have been left D.to be left 一道化学题（要求：写出详细过程） hello Bob,is this（）cup? This is Bob ----（speak）.说明理由 bob is twelve____（年）old 一高数题目,要求详细过程 高中数学【要求有详细过程】 我是初一的一名学生,会的英语语法还凑合,今天看到练习题上的题,( ) ——Mom,this is my friend,Bob.——______.A.thank you B.OK C.Nice to meet you,Bob D.Hello我认为：不可能是A和B了,那只有Nice to meet you,Bob 和H 初一英语语法（义务教育课程标准试验教科书版本的）要求所有的语法知识点,说的详细一点,通俗易懂. 解一道方程（要求详细过程,用换元法） 高中英语语法怎么学?（详细一点） Is Bob Alan is good friend?(作否定回答） --How is Bob --He is （ ） A:Good.B:F--How is Bob--He is （ ）A:Good.B:Fine.C:Bob BOB is OK.————BOB?对OK做提问 bob's mom is my name is bob 对bob提问