Fill in the blanket with the proper connector according to the meaning of the sentence.1. _________ we will go for an outing tomorrow remains unknown.我们明天是否会去郊游仍旧未知。

A. , whom you met last night,
B. whom you met last night
C. whom you met last night,
D. , you met last night

A. Oppenheim征
Brudzinski征
C. Gordon征
D. Chaddock征
E. Babinski征

A. 肱二头肌反射
B. 肱三头肌反射
C. 膝反射
D. 提睪反射
E. 跟腱反射