根据一楼的答案更正:
16.应该选tip,on the tip of your tongue 话在嘴边.而slip或者是roll,trip off the tongue是容易说或发音的意思,不仅结构不对意思也不对.
17.应该选were folded,被动,人卷手臂,手臂就是被卷的.
18.B,wish sb sth.
20.A,doubt about sth/doing sth.
24.B
25.A 倾斜
28.D affair是个人事务 situation是形势,状况
根据一楼的答案更正:
16.应该选tip,on the tip of your tongue 话在嘴边.而slip或者是roll,trip off the tongue是容易说或发音的意思,不仅结构不对意思也不对.
17.应该选were folded,被动,人卷手臂,手臂就是被卷的.
18.B,wish sb sth.
20.A,doubt about sth/doing sth.
24.B
25.A 倾斜
28.D affair是个人事务 situation是形势,状况