Question

6.(2012江蘇連云港，2. ★★☆ ) —Jack,is maths difficult to learn in high school?

—Sure.No subject can be learned well hard work.

   A. without   B. through    C.by   D. with 

Answer 1

6.A

6.A    句意:——杰克，數(shù)學(xué)在高中難學(xué)嗎？一當(dāng)然。不努力沒有功課能學(xué)好。without介詞，意為“沒有”，后接名詞、代詞 賓格或動詞的-ing形式。