单项选择题 CHOOSE THE BEST ANSWER FOR EACH OF THE FOLLWING QUESTIONS:(25%) Contracts must renewed one week _____their expiration.

单项选择题 The contract stipulated: 'insurance is to ______by the buyer against all risks for 110 %of the invoice value.”

单项选择题 这种教学法注意语法的讲授、词形的变化、词类的变化的讲解,并使用翻译作为教授掌握语言的手段。指（）