To secure sales of its F-5 jet fighter to the Swiss government, the Northrop Cor. agreed to help the Swiss expand export markets for $ 200 million worth of goods.
A.unsure
B.ensure
C.waver
D.hesitate
正确答案是B
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。