iPhone 6s have been on sale for over a month, but they are still hard for Chinese.
| A．to be bought | B．bought |
| C．to buy | D．buy |
Do you wake up every morning_______energetic and ready to start a new day?
| A．feel |
| B．to feel |
| C．feeling |
| D．felt |
When you are out for food, you'd better stay _______in the cave in case the enemy might find you.
| A．to hide |
| B．hiding |
| C．hidden |
| D．for hiding |
Your cousin is said________a new computer programme recently，but do you know when he will finish it?
| A．to design |
| B．to be designing |
| C．to have been designing |
| D．to have designed |
8．The average Facebook user in the United States has 245 friends，according to a study______in February.
| A．publishing |
| B．published |
| C．publish |
| D．to publish |
________her mother after being separated for 20 years，she couldn't help，even though she tried not to，________.
| A．Seen；crying |
| B．To see；cry |
| C．Seeing；crying |
| D．Having seen；cry |