问题
选择题
You have to wear a helmet and a life jacket for protection, just ____ you fall into the water.
A．for
B．because
C．so that
D．in case
答案
答案：D
考察连词，for 因为， because因为 so that 为了，以致于 in case万一
句意为你一定要带一个头盔，穿一件救生衣，只是以防万一你掉到水里。