题目内容

I have some trouble ________ out the maths problem.

A. work
B. to work
C. working
D. worked

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English is hard to me but I will learn it _______.

A. by heart
B. from heart
C. to heart
D. in heart

I feel a little _______ after three months’ training.

A. tire
B. tired
C. tiring
D. tires

I have taken a course on hairdressing in a______ school.

A. middle
B. junior
C. senior
D. vocational

Do you know how to deal _________ this problem?

A. to
B. in
C. at
D. with