Every attention must be paid to him, lest he ______ that he is inferior to my other guests.
A. would feel
B. feels
C. felt
D. feel
因不可抗力使合同不能履行时( )。
A. 一方提出解除合同需经对方同意
B. 双方就能解除合同
C. 需双方协商一致才能解除合同
D. 当事人一方可单方提出解除合同
Which of the following was most important in the development of the fast packets（）
A. The increased demand for the transportation of all kinds of cargo.
B. The increase in the number of people who wanted to go to Europe after the war of 1812.
C. The increase in the number of people who wanted to go to America.
D. The increased volume of mail.
接受要约的受要约人作出承诺后，要约和承诺的内容( )产生法律约束力。
A. 仅对要约人
B. 仅对受要约人
C. 对双方
D. 对双方都不
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