【华慧考博】考博英语每日一练(1.29)考博加油!
1. An explanation of an earthquake is a description of the chain of_______ that produces it.
A. causality
B. margin
C. persistence
D. purpose
2. Although most dreams apparently happen______, dream activity may be provoked by external influences.
A. spontaneously
B. simultaneously
C. homogeneously
D. instantaneously
【考博英语句子改错】
We each has to hand in a paper on the topic of environment before the end of this term.