问题
选择题
—John got injured in the game.
—Would it be at least a fortnight ______ he could recover and return to school?
A．when
B．that
C．since
D．before
答案
答案：D
句意：——John 在比赛中受伤了。——至少要过两周他才能康复返校吗？It will/would be ＋一段时间＋before...“要过多久才……”，是固定句式。