Complete the sentences with the given verbs in their proper forms(用所給動詞的適當(dāng)形式完成下列句子)：

We will have no water to drink or use if we ________ (not stop) wasting it now.

Complete the sentences with the given words in their proper forms(用括號中所給單詞的適當(dāng)形式完成下列句子)：

Watch ________, and you will find the difference between the two pictures. (care)

Complete the sentences with the given words in their proper forms(用括號中所給單詞的適當(dāng)形式完成下列句子)：

Many people caught cold last month because of the ________ weather. (change)

Complete the sentences with the given words in their proper forms(用括號中所給單詞的適當(dāng)形式完成下列句子)：

Feng Ai's love and ________ will always be remembered by her students and their parents in Yunnan. (kind)

Complete the sentences with the given words in their proper forms(用括號中所給單詞的適當(dāng)形式完成下列句子)：

Mr Chen was surprised to see the fast ________ in Shanghai after his long absence from the city. (develop)

Complete the sentences with the given words in their proper forms(用括號中所給單詞的適當(dāng)形式完成下列句子)：

The old lady could hardly believe that she had got the travel pass to Hong Kong so ________. (easy)

用動詞的正確形式填空

A fridge is used for ________ (keep) food cool.

用動詞的正確形式填空

—Where were you just now?

—I ________ (be) to the teacher’s office.

用動詞的正確形式填空

Those homeless children ________ (look) after in the SOS Village.

用動詞的正確形式填空

It’s dangerous ________ (play) football in the street.