The rivers will become dirtier and dirtier ______ we take action to protect them.
| A．since | B．if | C．until | D．unless |
—What is that in English?—It’s _____ eraser.
A. a B. an C. /
口语应答What’s this? A. I’m fine, thank you.
Good evening! B. B-O-O-K.
How are you? C. It’s 023-66226754.
Good bye! D. Hello.
What’s his name? E. It’s an apple.
Hello. F. Good evening.
What’s her phone number? G. His name’s Jim.
Nice to meet you! H. It’s green.
Spell it, please. I. Bye—bye.
What color is it? J. Nice to meet you, too.
Thanks_________ your family photo, Mike.
| A．at | B．of | C．for | D．in |
---Is she your __________? --- Yes, she is.
| A．brother | B．father |
C．son | D．sister |
--- ______your telephone number?
--- It’s 372-456.
| A．What | B．What’s |
C．How | D．How’s |