He _______ English by making word cards. But now he _____ it by listening to tapes.
| A．used to learn is used to learn |
| B．is used to learn used to learn |
| C．is used to learning used to learn |
| D．used to learn is used to learning |
What _______ news it is! Nobody _____ it.
| A．a surprising believes | B．surprising believes |
| C．a surprised believe | D．surprised believe |
We’re not sure if it ______ tomorrow. If it _____ tomorrow， we won’t go hiking
| A．will rain rains | B．will rain will rain |
| C．rains rains | D．rains will rain |
----We can use QQ to chat with each other on the Internet
----Really? Will you please show me _________ it?
| A．how to use | B．what to use |
| C．how can I use | D．what can I use |
I won’t be able to understand what you say ______you speak too quickly.
| A．if | B．though | C．until | D．unless |