单选题 The host will want the total amount ______before paying the bill.

A、 (A) checked
B、 (B) be checked
C、 (C) checking
D、 (D) check

【正确答案】 A

【答案解析】Checked is the correct choice with the causative verb want. Choice (B) adds an unnecessary be. Choice (C) is the present participle. Choice (D) is not correct with the causative verb want.