Who caused this problem according to the passage？A．The motor cycles.B．The growing industri

How can this problem of foreign students be solved according to the passage？A．There is no

In most _____ heavy rains in this area will cause problems.A: areasB: thingsC: casesD:

According to the woman, what may cause the most problems in the Albuquerque？A．The low humi

According to this passage, troubles on the road are primarily caused by _______.A．traffic

According to Nigel, most problems of air travel are caused by ______.A．unfavorable weather

What’s the cause of the crosswalk safety problem according to the test？A. There’re man