I’m not sure_______.
| A．that has he been to Hong Kong |
| B．if has he been to Hong Kong |
| C．if he has been to Hong Kong or not |
| D．whether he has been to Hong Kong or not |
My mother was waiting for me patiently _______ I was having my breakfast,.
| A．As | B．When | C．While | D．Since |
What _____ it is to go horse riding __________ weather!
| A．a great fun; on so fine | B． great fun; on such a fine |
| C．a great fun; in so fine a | D．great fun；in such fine |
Yesterday ___1-year-old baby fell into the river. ___ baby was saved by ____policeman.
| A．an, A, a | B．an, The, a |
| C．a, The, a | D．a, An, the |
Doing homework ______ a quarter of my free time every day.
A. picks up B. takes up C. puts up
_______ your help, we can finish the task on time.
A. Without B. Instead of C. Thanks to