8．_________

8．The Americans and the Europeans are usually regarded as w　by the Asians .

7．_________

7．S　of people , perhaps eighty or more , attended the grand party .

6．_________

6．His doctor often a　him not to smoke or drink so as to keep fit .

5．_________

5．Our bags and suitcases are usually e　very carefully when we pass through a customs(海关)office of a foreign country .

4．_________

4．When tomatoes are r　, they turn red and soft .