龙眼肉的功效是（）。
A.补益心脾，养血安神
B.补血止血，滋阴润燥
C.养血调经，平肝止痛
D.补益精血，润肠通便
E.补血调经，活血止痛
参考答案：A
Which of the following is NOT a reason for foreign companies to be willing to license the use of their technology
A．The technology required by Japan is not very secret.
B．It might be easier for foreign companies which has transferred technology to Japan to enter the Japanese market.
C．Japan possesses high-quality workers.
D．Licensing help Japan in expanding into the world market.
最早的飞碟照片资料是（）拍摄的。
A、1972年
B、1942年
C、1922年
