A-A+
Bob assured his boss that he would ______all h
问题详情
Bob assured his boss that he would ______all his energies in doing this new job.
A．call for
B．call off
C．call forth
D．call on
参考答案
正确答案：C
解析：call forth 唤起；call for 需要；call off 取消；call on 拜访
考点：
