The Spring Festival is usually celebrated ___ different ways ___ the same time．（ ）
| A． |
on； in |
B． |
in； at |
C． |
on； at |
D． |
in； with |
There are some ______in the garden．（ ）
A．potatoB．potatoesC．potatos
Could you please take ______notebooks to the teachers' office？（ ）
A．youB．yourC．yours
I often play ______chess after class．（ ）
A．aB．theC．/
Neither Li Hua nor I ___good at writing．（ ）
A．amB．isC．are
It is important ___us to make full use of time．（ ）
A．forB．ofC．with