1.He had intended to pull out of the complex situation but getting deeply involved.
A. picked up B. ended up C. took up D. kept up
【考点定位】动词词组
【解析】句意：他原本想摆脱这种复杂的局面的, 但结果却被深深地卷入其中。
end up最后(有某种结局)，结束；pick up捡起；take up从事，占用；keep up保持。
【答案】B
2.According to the original design, the plant would be able to _______ at least 8,000 pianos a year.
A. bring out B. take out C. put out D. work out
3.In order to meet the demands they had to________production.
A. fasten up B. rise up C. speed up D. go up
【考点定位】动词词组
【解析】句意：为了满足需求，他们不得不加快生产。
speed up加速；fasten up扣上；rise up上升；go up上升。
