–How can I improve my study in the last thirty days?
--________ listening to the teacher carefully in class. This is the most efficient way!
A.By | B.On | C.Past | D.Across |
–How can I improve my study in the last thirty days?
--________ listening to the teacher carefully in class. This is the most efficient way!
A.By | B.On | C.Past | D.Across |