选出合适的选项将单词补充完整，并写出汉语意思。
（1）bec__se A. or B. au C. al ________________
（2）b___thday A. ir B. re C.or _______________
（3）un___e A. on B. vn C.cl ________________
（4）p__no A. io B. ia C.oi _______________
（5）m__ntain A. ou B. uo C.au _______________
Zoom：How many balloons?
Zip：____________________
| A．Good! | B．Great! | C．Wow! | D．Six. |
Sarah：Happy Birthday, John.
John：___________________
| A．Thank you. |
| B．Happy Birthday. |
| C．You’re welcome. |
| D．That’s OK. |
How old are you? —— __________________
A. I’m ten. B. Ok. C. Turn around.
Nice to meet you! —— ___________________
A. How old are you?
B. Nice to meet you,too!
C. This is a cat.
Can I have some milk? —— __________________
A. How are you? B. Sure, here you are. C. I like hot dogs.