Could you tell me why this sentence is regarded as not OK? Is it bad only for technical writings, or always bad whenever it's written?
Formerly, science was taught by the textbook method, while now the laboratory method is employed.
While, for me, is always wrong in this context because while implies "at the same time". Formerly, science was taught by the textbook method, but now the laboratory method is employed. Some teachers use the textbook method while /but/although others use the laboratory method.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
While, for me, is always wrong in this context because while implies "at the same time".
Formerly, science was taught by the textbook method, but now the laboratory method is employed.
Some teachers use the textbook method while/but/alt