A-A+
The detective and his assistant have begun to
问题详情
The detective and his assistant have begun to _______ the mysterious murder.
A．come through
B．look into
C．make over
D．see to请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
解析：测试不同的动词与不同的介词构成的短语辨析。A.comethrough经历，成功地完成；B．lookin-to调查；C．makeover移交，重新制作；D．seeto照料，留意。根据题意应选B。句意为：侦探和他的助手已开始着手调查一起神秘的谋杀案。
