【正文】
2) His family are healthy. 練習(xí) 1. ___ of the land in that district ___ covered with trees and grass. fifth…is B. Two fifth…are C. Two fifths…is D. Two fifths…are 2. A library with five thousand books ____ to the nation as a gift. offered B. has offered C. are offered D. have offered 3. A professor and writer ____ present at the meeting last Friday. been B. was C. were D. is family, together with some of his old friends, ___ there already. be B. had been C. have been D. has been 5. No one except two girls ___(be) late for dinner last night. hours ____ the limit of this test. A. are B. has been C. have been D. is was 7. Either dye or oil paints _______ (use) to color cloth. 8. He is one of the boys who always _____ well at school. B. did C. do D. done are used9. Large quantities of water______ needed in cooling tower. B. are C. has D. have 10. More than seventy percent of the students here ____ from the countryside. A. is B. are C. came. D. have e Good Luck Where there is a will, there is a way!