Đề thi TOEFL cần thiết

Although the solution seemed obvious to nearly everyone, Mr. Talbat refused to ------- to the advice of his subordinates. (A) listen (B) listening (C) listened (D) listens 2. Mr. Egri decided to hire an outside consultant to ------- a customer satisfaction survey. (A) comply (B) conduct (C) carry (D) extend 3. This year Mr. Yamamoto has made five trips to England to meet ------- new customers there. (A) potential (B) potentials (C) potentially (D) most potentially 4. The federal government is committed to protecting consumers ------- carefully regulating hazardous products. (A) by (B) during (C) since (D) on 5....