A.for learning it | B.for learning how | C.how to learn it | D.to learn how |
A.to sit | B.sit | C.sit on | D.to sit on |
A.to notice | B.for me to notice | C.to notice for me | D.and notice |
A.for leaving | B.of leaving | C.to leave | D.with leaving |
A.you helping | B.that you will help | C.you to help | D.that you help |
A.not be | B.not to be | C.to be not | D.to not be |
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