Question

They _______to finish the task before July, but they didn’t

Answer 1

C

attempt是指争取“开始”做某事，不一定完成某事；指具体一次性的尝试。句意思为:他们试图在七月以前完成这项任务, 但由于天气没有完成。manage指经过困难而“设法对付”含有达到目的之意。succeed和 think后不能接不定式, succeed in doing sth , think sb to be…。