-- What can trees do _________ us ?
--- They can _________ harmful gases and produce oxygen .
| A．helping , take in | B．to help , take in | C．helping , take out | D．to help , take care |
These new and beautiful buildings make our school look _______.
| A．old | B．small | C．big | D．modern |
I like watching TV ______ Friday evenings.
| A．at | B．in | C．on | D．to |
My _______is Ma Yun. What about you?
| A．dream | B．fan | C．hobby | D．hero |
Mrs Green is _____good English teacher in our school.
| A．a | B．an | C．the | D．/ |
单词辩音。
从下列四个选项中选出一个划线部分发音与其他三个不同的选项。
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