As the saying goes, practice makes perfect, ______is only by using English as often as possible can you learn English well.
The flu is believed____ by viruses that like to reproduce in the cells inside the human nose and throat.
John was ________to learn the news he was rejected by the committee.
—Can you see the Jinsha Museum from ________ you are standing?—Yes,and it’s really well designed.
________is no possibility ________she can finish the task in two hours.
I’ve already forgotten ___________ you put the dictionary.