和我一起背單詞[劉毅3000](第六課第五節(jié))2

6.5 從剛才背過的單詞中選出最適當(dāng)?shù)奶钊肟崭駜?nèi).(注意時態(tài)喲)
    1. A ( ) hat protects us from the hot sun.
    2. On the ( ) the two men seemed friendly.
    3. The President has ( ) responsibilities for the nation.
    4. Many Africans were captured and sold into ( ).
    5. We demanded more ( ) in the food.
    答案:
    straw; surface; tremendous; slavery; variety;