The challenge is not one of expansion. _______, the rapid growth in enrollment over the last 40 years has come to an end.
D
本题考查介词词组的词义辨析。四个词组分别表示“因此”、“务必”、“相比之下”和“相反”之意。
So far scientists have only acquired ________ understanding of the physical processes that cause earthquakes.
You’d better leave things ________ if you don ’t know how to deal with them
I would love ________ to the party last night but I had to work extra hours to finish a report.
Thechallengeisnotoneofexpansion._______,therapidgrowthinenrollmentoverthelast40yearshascometoanend.