Question

【題目】Tom assured (向……保證) his boss that he would _____ all his energies in doing this new job.

A. call forthB. call at

C. call byD. call off

Answer 1

【答案】A

【解析】

考查動詞短語辨析。A. call forth使起作用、喚起；B. call at訪問；C. call by順道拜訪；D. call off取消。句意：Tom向老板保證他會全力以赴做好這份新工作。call forth all one’s energies表示“全力以赴”，故A項正確。