问题
选择题
Sally worked late in the evening to finish her report __________ her boss could read it first thing next morning.
A．so that
B．because
C．before
D．or else
答案
答案：A
Sally工作到很晚去完成她的报道, 目的是她的老板能在第二天最早读到它。表目的有：so that/in order that+句子；in order to/so as to do。A合题意。如果用B, 从句中不能用could,可用wanted等词。答案为A。