节假日或双休日,去郊游野炊实为一大快事.但野炊的过程中可能会遇到下面一些问题,你将如何处理呢?
It was _____ impossible for anyone to get admitted without the password.
1.96×(5.02+4.98)÷0.25=( )
下列实验现象描述错误的是( )