As the saying goes, practice makes perfect, ______is only by using English as often as possible can you learn English well.
We spent many years studying the formation of rocks , experiencing many sufferings and even death. But our hard work_________in the end , and we made it.
This is a very interesting book.I’ll buy it,________.
She is so ___ that no one can ever persuade her.
There is no decision yet ______ when the work might start.
.The two brothers look so much ___ that we can’t___ one from the other.