I also felt guilty, as all fathers do at a time like this, wondering whether there was anything I ______ to have prevented this situation from rising.
| A．would do | B．could do |
| C．can do | D．could have done |
Jogging every morning is________good habit.Stick to it，and you’ll make________great progress.
| A．a；/ | B．a；a |
| C．the；a | D．/；/ |
—Could you tell me how to get to the town hall，please?
—________.Maybe you could ask the policeman over there.
| A．A piece of cake | B．That depends |
| C．I don’t care | D．I don’t know for sure |
—Would you like to play bridge with us?
—Sorry._________.
| A．With pleasure | B．No problem | C．It isn't my cup of tea | D．It is a piece of cake |
The idea has been widely accepted Beijing Opera should be added to the basic education in China.
| A．/ | B．when | C．which | D．that |
_____ the telephone number several times, but he couldn't learn it by heart．
| A．Having told | B．Having been told |
| C．Although he had been told | D．He had been told |