滤饼厚度的单位是()。
A、cm
B、m
C、dm
D、mm
参考答案:D
This poem can remind of the good old days___ studied in this beautiful school.
A.whoever
B.whomever
C.no matter who
D.anyone
The bottle is full _________water. Who has filled it _________water?
A. of; with
B. with; of
C. with; with
D. of; of