根据商标所有人和使用目的划分,商标可分为()和证明商标。
A.注册商标
B.集体商标
C.商品商标
D.服务商标
参考答案:B
– James didn’t ____ last night, did he?
– No. He ____. We had changed our plan.
A.turn away; shouldn’t have come
B.turn up; needn’t have come
C.turn up; didn’t need to come
D.turn away; doesn’t need to come
中药材北鹤虱为()科植物()的干燥成熟果实。