Americans are highly ______ , and therefore may find it difficult to become deeply involved with others.
A. moving
B. mobile
C. movable
D. motional
查看答案
We were frightened by the ______ of the crowd.
A. hospitality
B. honesty
C. humanity
D. hostility
刨的刨刃平面应磨成一定的形状，即形成( )为正确。
A. 直线形
B. 凹线圆弧形
C. 凸线圆弧形
D. 斜线形
发包人收到竣工结算报告及结算资料后( )d内，无正当理由不支付工程竣工结算价款，承包人可以催告发包人支付结算价款。
A. 7
B. 14
C. 2l
D. 28
发包人在履行合同过程中应遵守法律，并保证( )免于承担因发包人违反法律而引起的任何责任。
A. 监理人
B. 承包人
C. 供货商
D. 设计单位
微信支付 
支付宝支付