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。
Amongthefollowingwords,“______”doesNOThaveinflectionalaffixes.
Fromtheviewpointofwordformation,theword“smog”isa______.
Agoodworkerinakeyspotcould,so_______ashekeptupproduction,takeallthecoffeebreakshewanted.