_______ on your study, and you will make greater progress．
| A．Concentrating | B．If you concentrate |
| C．Concentrate | D．To concentrate |
Choose the correct sentence:____.
| A．That’s all what I need. | B．That’s something I need |
| C．That’s what that I need. | D．That’s all which I need. |
People gathered round to see___.
A.what was the matter B.what the matter was
C.what the matter was D that the matter was
They like ___ better than mine.
| A．him and her | B．he and she | C．his and her | D．his and hers |
As she has little money with her, I am not able to borrow __ from her.
| A．some | B．much | C．any | D．few |
Days in winter are shorter than ___ in summer.
| A．these | B．those | C．this | D．that |