The girl has a great interest in sport and ________ badminton classes twice a week over the last three years. (2013·福建,26)
Much of the power of the trade unions has been lost.______, their political influence should very great..
Stephen tried to get his wok______ in the medical circle.
Sam_______ some knowledge of the computer just by watching others working on it..
As you _________ the tasks, cross them off your list so you may feel less pressure..
–-That must have been a long trip. -- Yeah, it _______ us a whole week to get there.