From the passage, we have the impression that the author is
A. tenacious.
B. faithful.
C. pretentious.
D. contemptuous.
查看答案
The author thought the harbormaster and RNLI were angry with him maybe because
A. he wasted time and money on surfing.
B. he menaced coastguards coming to aid.
C. he didn"t need them to rescue him.
D. he destroyed a boat in the waves.
聚酰胺制件的脱模剂最好用()。
A 硬脂酸锌
B 液体石蜡
C 蓖麻油
D 植物油
微信支付 
支付宝支付