As nobody here knows what is wrong with the machine, we ________send for an engineer to handle the problem.
—Li Feng won the first prize in the national English competition. —Oh,really?I’m glad that her efforts at last________.
She owes her success________good luck more than ________ability.
Who do you think is the right person to ______the task?
While traveling in Sichuan,you can’t miss________people call “The National Treasure”—Giant Panda.
—You see,I’m poor in maths,you are not good at English,and... —That’s________we should help each other.