It’s very cold outside. You should put on more clothing to (), otherwise you will catch bad cold. A: keep it out B: make it out C: keep out it D: keep off it

【单选题】the grass! A. Keep to B. Keep up with C. Keep on D. Keep off E. Keep out of F. Keep up

3. The drug treatments ____________ passing the virus to her unborn child. A. keep the mother out B. keep the mother from C. keep the mother out of D. keep the mother back from

Would you mind _______ quiet for a moment? I'm trying _______ a form. A: keeping;filling out B: to keep;to fill out C: keeping;to fill out D: to keep;filling out

Would you mind ____ quiet for a moment? I'm trying ____ of form. A: keeping, to fill out B: keeping, filling out C: keep, to fill out D: to keep, to fill out

She tried her best to () the trouble. A: keep on B: keep back C: keep out of D: keep down

The sign at the entrance to the building says “Pet ( )()( )”! A: Keep out B: Keep on C: Keep off D: Keep away

If you _____your promise, the results will be sure to satisfy you. A: carry out B: carry on C: keep on D: keep out

They walked so fast that I could not ________them. （ ） A: keep back B: keep away from C: keep out D: keep up with

I was so hungry all the time that I could not ___________ the diet for longer than a week. A: keep out B: keep on C: keep up D: keep in