We may meet all kinds of difficulties in the future， but we should be confident enough to any challenge.
A. put on B. get on C. take on D. try on
Millie is quiet and modest and easy________________.
A. to work B. work with
C. to work with D. to work with her
She has finished typing but she doesn’t know _______ next.
A. what to do B. how to do
C. what should she do D. how she should do
The kind teacher devoted all her time ___________ her students.
A. help B. to help C. helping D. to helping
— It’s dangerous to walk across the street carelessly.
— You’re right. We can’t be careful while crossing the street.
A. so B. very C. too D. more
It’s quite clever ________ you _______ out the problem.
A. for； working B. for； to work
C. of； working D. of； to work
