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_____ matters most in learning English is enough practice.
| A．what | B．why | C．how | D．Which |
When you have a job interview, it's ________ you're dressed that sets the tone of it.
| A．however | B．how | C．what | D．whatever |
One of the things that made me long ________ back in prison was that I had little opportunity thinking and reflection.
| A．be | B．being | C．to be | D．to being |
I can’t believe that anyone else in the school can swim as fast as you, ________?
| A．can I | B．can't they | C．can't you | D．can they |
Don’t start reading a book ________ you find that it’s one you can read with ease and understanding.
| A．when | B．if | C．unless | D．though |
Nancy, ________ for about half a year to apply for a job as an airline hostess, finally took a position at a shopping center.
| A．struggled | B．having struggled | C．struggling | D．to struggle |