The mobile phone has influenced people’s life a lot since it _________.
| A．invents | B．invented |
| C．is invented | D．was invented |
---________. What’s the time now, please?
---Let me see. Oh, it’s nine.
| A．Sorry | B．Excuse me | C．Thank you | D．Sure |
--- ________ do you go to see your grandparents?
--- Once a week.
| A．When | B．How much | C．How often | D．How long |
--- Are these your bikes?
---No, _______ aren’t.
| A．they | B．them | C．these | D．their |
May I take a seat here? ---_________.
| A．Yes, please | B．Yes, it is |
| C．Sorry, it isn’t | D．No, you may |
---Is there ________ water in the bottle?
---Yes, there is _______.
| A．some, some | B．any, any | C．some, any | D．any, some |