I don’t know ___________ the question.
| A．what to answer | B．how to answer |
| C．to answer what | D．to answer how |
He used _______ in Beijing, but he lives in Shandong now.
| A．to live | B．to living | C．live | D．Living |
Our country _______ a lot in the last fifty years.
| A．will change | B．changed | C．changes | D．has changed |
Not only you but also I ______wrong.
| A．are | B．were | C．am | D．Is |
She was born ________ the morning of May12th, 1998.
| A．in | B．on | C．at | D．for |
When the teacher came in, all of us _______.
| A．stopped talking | B．stopped to talk | C．stop talking | D．stop to talk |