The father was _____ that his son had told the truth about his phone bill.
Adoubtful正確答案
Bmeaningful
Cfitful
Dhelpful
答案與詳解
為什麼答案是 A
doubtful 意為「懷疑的、不確信的」，符合語境：父親對兒子關於電話費的說法感到懷疑。be doubtful that + 子句是常見搭配。
考點：doubtful 懷疑考點：meaningful 有意義考點：fitful 間歇考點：helpful 有幫助
載入中…
