Weweretoldthatthestonefigure_______backtothe16thcenturywasofgreatvalue.
B
本句中含有 be+of+n. 这个结构。 dating back to the 16th century 的逻辑主语是 stone figure。
Moderneconomics________thecountry’sagriculturalpolicies.
Weweretoldthatthestonefigure_______backtothe16thcenturywasofgreatvalue.
Parents,teachersinschoolsandcommunicatorsinorusingthemassmediaareallcapableof________ourpotentialinterests.
—Davidhasmadegreatprogressrecently.—_______，and_______.