几道英语词汇题My cellphone can't pick up s_ now and then.Cook is consideredto be a good c_,one who cares about his sailors very much.Many people continue to ignore w_ about the dangers of sunbathing.

问题描述:

几道英语词汇题
My cellphone can't pick up s_ now and then.
Cook is consideredto be a good c_,one who cares about his sailors very much.
Many people continue to ignore w_ about the dangers of sunbathing.

worried

1.signal
2.captain
3.warning