2011届高三第一轮词汇复习学案[牛津英语模块七]
【考点释析】
1. It is still uncertain who invented TV. 至今还未能确定谁发明了电视。
uncertain adj. 不确定的;无把握的;是certain的反义词
▲ be uncertain about / of sth. 对…不确定 / 没把握
They are both uncertain about what to do. 他们两人都拿不定主意该怎么办。
【考点释析】
1. It is still uncertain who invented TV. 至今还未能确定谁发明了电视。
uncertain adj. 不确定的;无把握的;是certain的反义词
▲ be uncertain about / of sth. 对…不确定 / 没把握
They are both uncertain about what to do. 他们两人都拿不定主意该怎么办。