Which of the following is NOT mentioned about the service you can get from a travel agent?
A.A recommendation of destination.
B.A good travel route of the spot.
C.A reservation of high-level restaurants.
D.A good plan of transportation.
【C8】
A.left out
B.lost out
C.made over
D.held back
饮料中总糖测定的终点是样液的红色刚好褪去。
此题为判断题(对,错)。请帮忙给出正确答案和分析,谢谢!
无效时长名词解释:产品持续零效果的时长,以()为单位。
A、月
B、小时
C、季度
D、天
He devised an______to measure light waves.
A.implement
B.instrument
C.appliance
D.equipment
惠施与庄子相识,且为好友。()