____ enjoyable it is to travel by air!
_____________________.
A.How; So is it B. How; So it is C. What; So is it
---Let’s play computer games.
---______ .
| A．Excuse me | B．Thank you |
| C．Fine, thanks | D．That sounds good |
---How do you spell pen ? ---.
| A．This is a pen | B．It’s a pen |
| C．P--E--N | D．Yes, P--E—N |
Lin Hai and Dave __ his good friends.
| A．are | B．be | C．am | D．Is |
Are __ Kate’s __ ?
| A．this; book | B．that; book |
| C．these; books | D．those; book |
Thanks __ helping me, Jim.
| A．of | B．to | C．at | D．for |