关于脑挫裂伤错误的是

A．脑脊液多为血性

B．一般昏迷较深

C．可有定位症状

D．手术治疗为主

E．可有硬膜下血肿

None of the people on your 15 person project team have worked together before, and it really shows. The team cannot seem to get past the storming stage: each meeting is characterized by disagreements, debates, and long-winded expositions some of the more verbose members of the group. Everyone seems to speak a different “language” even though they are all from the same country. Conflicts are rampant. You need to get this situation under control quickly. Therefore, the first action you should take is to______.

A．hold periodic group meetings

B．use a group facilitator at the next meeting

C．perform careful project planning

D．enforce strict rules about meeting behavior