at about 2;00 o' clock in the afternoon ,they reached to the station改错题

at about five o at about 2;00 o' clock in the afternoon ,they reached to the station改错题 Please call Jack ( ) 4156741 ( ) 2o'clockA.at at B.at about at about six o'clock翻译 英语,名词的改法、(改肯定、否定、一般疑问、特殊疑问)I am a doctor.(対“a doctor”提问)He is happy.(対“happy”提问)They play the piano at home.(対“at home”提问)He watches TV at 5:00 o'clock.(対“at 5:00 o'clo what about (m )me at two o'clock this afternoon. i have sports at about 3 o'clock.提问 Ca（Clo）2 与CO 2 和H 2 O反应的化学方程式是什么? 英语：by around eight o'clock是否等于at about eight o'clock?英语：by around eight o'clock是否等于at about eight o'clock? I go to bed at about 11 o'clock.句中为什么用about? We have lunch at about twelve o'clock at school.(对划线部分提问,划线部分是：at about twelve o'clock ） She usually finishes work at about 5 o'clock(从at 到最后用when 提问 We will arrive at about 12o'clock 把 at about 换个词或者短语注：高一英语…… 用at in about to for by o用at in about to for by on选择. what about meeting at 2:00 this afternoon 同义句 at 2:00 this afternoon ．选用所给的词或词组的正确形式填空.ring wake me up midnight cheer bell think aboutMary：Ann!How are you?Did you sleep well?Ann：Not really．1 went to bed at 9:00 pm,but at ⑴_______ the phone ⑵_________________Mary：12 o’clo He arrived (at) about 10 o'clock.请问,有没有这个at啊?为何?He will be back (at) about lunch time.之中有没有at呢?为何? Ca(ClO)2中含几种元素,