If you want to get high grades,you should try(()harderA to work B working

问题描述:

If you want to get high grades,you should try(()harderA to work B working

try to do 设法做某事,
try doing 尝试做某事。
选B

If you want to get high grades,you should try()harder.A to work B working 答案:A解析:try doing是尝试做某事的意思;而try to do是努力做某事的意思,符合此句语境.中文:如果你想要取得更高的成绩,你应该更加...