一、 单项选择 (共20小题 ;每小题1分,满分20分)
16..We all think _________ is kind ________ you to give your seat to a young lady with a baby in her arms yesterday.
A. that, for B. it, for C. it, of D. that, of
17.. Is it important ________us __________ learn English well?
A. for, learning B. for, to learn C. of, learning D. of, to learn
18.. Which of the following can NOT be used as subject?
16..We all think _________ is kind ________ you to give your seat to a young lady with a baby in her arms yesterday.
A. that, for B. it, for C. it, of D. that, of
17.. Is it important ________us __________ learn English well?
A. for, learning B. for, to learn C. of, learning D. of, to learn
18.. Which of the following can NOT be used as subject?