----How long do you watch TV?
----I watch TV_______ every day.
| A． an hour | B．a hour | C．for a hour | D．for an hour |
--Are Mr and Mrs Wang living alone in the house?
---Yes, they have three sons, but______of the sons live with them.
| A．neither | B．both | C．all | D．none |
Not only my friends but also I ________interested in football and Messi is our favourite star.
| A．be | B．am | C．is | D．are |
--Can you tell me _________? ---He is kind and generous.
| A．what your friend likes |
| B．what your friend is like |
| C．what does your friend look like |
| D．what does your friend like |
--Why do you like going to Kunming for a holiday?
---Because the weather there is _____too hot ______ too cold.
| A．either…or | B．neither…nor |
| C．both…and | D．not only…but also |
When H7N9 bird flu first appeared, people didn't know_______ doctors could cure it.
| A．if | B．that | C．what | D．why |