Jerry promised that he would be back_2o'clock while Rodman promised that he would turn up_2 hours.Aafter after Bafter inC at afterDin in

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Jerry promised that he would be back_2o'clock while Rodman promised that he would turn up_2 hours.Aafter after Bafter  inC at afterDin in

Jerry promised that he would be back_2o'clock while Rodman promised that he would turn up_2 hours.Aafter after Bafter inC at afterDin in
Jerry promised that he would be back_2o'clock while Rodman promised that he would turn up_2 hours.
Aafter after Bafter inC at afterDin in

Jerry promised that he would be back_2o'clock while Rodman promised that he would turn up_2 hours.Aafter after Bafter inC at afterDin in
B
after 2 o'clock 2:00以后
in two hours(2小时以后) 注意:“in +一段时间”表示“一段时间以后“ 需用于将来时态.过去时态中的”一段时间以后“ after+一段时间”或“一段时间 later".如:
2小时以后,他回来了.
He came back ater two hours.
He came back two hours later.

Bafter in因为在一段时间前用介词in. 在具体时间如前一空前用介词after.或at.但顾及两空就选它了。

C at after

B 2 hours 是一段时间,应是in 在这段时间内。
2o'clock 是两点 ,是时间点,可用at/after/before 等,故选B