读图,x工业区比Y工业区在哪方面较为优越 ( )①x地的地价较低 ②x地的交通运输较方便 ③x地的环境污染情况较轻微④x地有较多劳工供应
A:①②
B:③④
C:①③
D:②④
This morning Ella called the manager to say that she was unable to work________a bad cold.
②如图乙所示,如果在乙烧杯上倒扣一只稍大一些的烧杯,我认为会发生的现象是:____;解释原因:____.