21 I wonder what it feels like to have many children. _______ Hayes already have three and they are
planning to have _______ fourth.
A The; the B The; 不填 C 不填;the D The; a
22 I _______ you my best thanks for what you have done to me.
A owe B own C share D pay
23 --- ________ for the glass!
--- It’s OK. I am wearing shoes.
A Walk out B Go out C Look out D Set out