1 . 北极熊向我们逼近，把我们吓得一动也不敢动。
The polar bear approached us, ________________, too scared to move an inch.

2 . 这些人在努力使得这个村子成为更好的居住地。
These people are trying to ________.

3 . 这种新药使治疗这种可怕疾病成为可能。(make it+adj. to do)
The new medicine _______________ .

4 . 我提高了嗓门儿以便让别人听到我的话。
I raised my voice to ________________.

5 . But Jeff’s hand touched the hot burner and he gave a cry of pain. Jenna made him _____ (put) his hand in cold water. (所给词的适当形式填空)

6 . It ________________ (使你的心脏更强壮)and allows more blood to flow around your body. (根据汉语提示完成句子）

7 . The weak baby is becoming stronger and stronger, which makes his parents happy. （使用it的句式句型转换）
________ ________ ________ ________ happy that the weak baby is becoming stronger and stronger.