单选题：The board of the company has decided to ________ its operati

题目分类：英语四级
题目类型：单选题
查看权限：VIP

题目内容：

The board of the company has decided to ________ its operations to include all aspects of the clothing business. A．multiply
B．lengthen
C．expand
D．stretch

参考答案：

答案解析：

German chemicals giant BASF saves 200 million a year by_____

German chemicals giant BASF saves 200 million a year by________.A．recycling heat

分类：英语四级题型：单选题

查看答案

一女性患者，25岁，泌尿系感染用链霉素治疗3天，疗效不好，可改用下列哪种药物（　　）

一女性患者，25岁，泌尿系感染用链霉素治疗3天，疗效不好，可改用下列哪种药物（　　）A．红霉素 B．强力霉素 C．庆大霉素 D．环丙沙星 E．磺胺嘧啶

分类：英语四级题型：单选题

查看答案

Many a player who had been highly thought of has ________ fr

Many a player who had been highly thought of has ________ from the tennis scene.

分类：英语四级题型：单选题

查看答案

（题共用备选答案）A．刺激外周化学感受器B．刺激中枢化学感受器C．直接作用于呼吸中枢D．刺激肺牵张感受器E．刺激脑桥呼吸

（题共用备选答案）A．刺激外周化学感受器B．刺激中枢化学感受器C．直接作用于呼吸中枢D．刺激肺牵张感受器E．刺激脑桥呼吸调整中枢动脉血中C02分压升高引起呼吸加

分类：英语四级题型：单选题

查看答案

The award-winning beach house is quite strong because ______

The award-winning beach house is quite strong because ________.A．it is strengthe

分类：英语四级题型：单选题

查看答案