Outdoor activities are as much a part of childhood for this generation of Chinese children as they __________ for their parents and grandparents.
| A．are | B．will be | C．were | D．have been |
He spent too much time talking on _______ phone while we were all busy at _______ work.
| A．the; / | B．a; / | C．/; / | D．the; the |
— I really don’t know how to thank you enough.
— _____.
| A．No problem | B．Think nothing of it |
| C．Not at all | D．It doesn’t matter |
While I was making the model plane，my little nephew kept asking me questions with great ______ .
| A．wonder | B．patience | C．doubt | D．curiosity |
She is a quiet girl at school，but sometimes she _____ be very naughty.
| A．should | B．would | C．can | D．will |
— Did a letter come for me this morning?
— Yes. _____ came for you.
| A．That | B．It | C．One | D．The letter |