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用所給動(dòng)詞的適當(dāng)形式填空。

The Greens ______ (have supper) when someone knocked at the door.

用所給動(dòng)詞的適當(dāng)形式填空。

My parents often tell me ______ (not spend) too much time watching TV.

用所給動(dòng)詞的適當(dāng)形式填空。

She ______ (visit) her old school the day before yesterday.

用所給動(dòng)詞的適當(dāng)形式填空。

I _______ (feel) much better after I took the medicine.

用所給動(dòng)詞的適當(dāng)形式填空。

Yesterday I ______ (feed) the chickens.

用括號內(nèi)詞的適當(dāng)形式填空。

用括號內(nèi)詞的適當(dāng)形式填空。

Working too hard, sleeping too late or some other ______ (ill) may cause headaches.

用括號內(nèi)詞的適當(dāng)形式填空。

Please give up ______ (smoke). It's bad for your lungs.

用括號內(nèi)詞的適當(dāng)形式填空。

I am ______ (worry) about my sick daughter.

用括號內(nèi)詞的適當(dāng)形式填空。

To keep us healthy, ______ (wash) hands is necessary and important.