货运机动车超过核定载质量可处以()以下的罚款。
A、500元
B、300元
C、800元
参考答案:A
Research has been limited to ____ production profits, rather than ____ that GM foods are safe.
A.increasing; make sure
B.increasing; making sure
C.increase; make sure
D.increase; making sure
在Excel2003中,编辑工作表要先打开工作簿。