Choose the correct answer 11. Only fresh fish___________ in this restaurant

Choose the correctanswer 11. Only fresh fish___________ in this restaurant. A.is serve B.is served C.is to serve D.serves 12. Yesterday she ___________a very difficult task to do. A.has given B.was given C.gave D.is given 13. “A Complete History of Dai Viet”___________ by a number of famous Vietnamese historians from the 15 th to the 17 th century. A.wrote B.is written C.was written D.were written 14. Ho Chi Minh Mausoleum___________ in August, 1975. A.completes B.completed C.is completed D.was completed 15. The best chocolate___________ by Swiss companies. A.make B.makes C.is made D.are made