Only when Michael had his own child ____ making a kid grow up healthily was too hard.
| A．he realized | B．had he realized |
| C．did he realize | D．he had realized |
The workers will go on strike if the demands they ________ put forward are turned down.
| A．could | B．would |
| C．/ | D．Had. |
—Is Jack on duty today?
—It ________ be him. It’s his turn tomorrow.
| A．mustn’t | B．won’t |
| C．can’t | D．needn’t |
_______ with so much trouble，we failed to complete the task on time.
| A．Faced | B．Face |
| C．Facing | D．To face. |
He asked me ________ with me.
| A．what the matter is | B．what the matter was |
| C．what’s the matter | D．what was the matter |
Could you tell us ________ happens when one student in class expresses a personal opinion ________ maybe offends other students?
| A．that；that | B．what；where |
| C．that；where | D．what；that. |