“怎么样、怎样、什么样”是()。
A、副词
B、人称代词
C、疑问代词
D、指示代词
参考答案:C
The Chinese ship, Tianyu 8, was reported ______ off the east coast of Kenya in November, 2008. [ ]
A. to be attacked
B. to have been attacked
C. to be attacking
D. to have been attacking
国家标准规定,水泥的初凝时间不得早于()min,终凝时间不得迟于()h。