______ a man knows what is not to be done, will he succeed in doing what is to be done.
The average temperature in.Tibet has risen 0.32 degrees centigrade every decade since 1961, according to the China Meteorological Administration,.
—On which day shall we go outing in the Qiagling Mountains, Friday, Satutiby or Sunday? — is all right.
The survery shows that if people cannot afford house, they will feel less content about ___life.
—I think sometimes watching TV will cause visual pollution to the teenagers.—_________.
You had better ____ some money for your daughter.