I have trouble in ________ my homework.A、doB、doneC、doing
I have trouble in ________ my homework.
A、do
B、done
C、doing
I have trouble in ________ my homework.
A、do
B、done
C、doing
A.give it up because it does no good to waste time by repeating Prior Art.
B.re-uate it to find some new aspects to make further contributions.
C.avail yourself of the ready-made materials and research findings and use them in your own paper.
D.either A or B.
-_____________________. You can finish it tomorrow.
A、Yes, you must
B、No, you mustn't.
C、No, you don't have to
A、confident young
B、young confident
C、confident and young
A. dim
B. blank
C. faint
D. vain
A.2.2‰
B.2‰
C.1.7‰
D.0.3‰
A、confident young
B、young confident
C、confident and young
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