[单项选择]Most insulation devices of this kind, （）manufactured for such purposes, are extremely expensive to install．
A. that are
B. which is
C. those are
D. as are

[单项选择]Most insulation devices of this kind, （）manufactured for such purposes, are extremely expensive to install.
A. that are
B. which is
C. those are
D. as are

[单项选择]Most electronic devices of this kind, （　） manufactured for such purposes, are tightly packed.
A. that are
B. as are
C. which is
D. it is

[单项选择]How are the working conditions for most manufacturing jobs
A. Disgraceful.
B. Forceful.
C. Harsh.
D. Monotonous.

[填空题]Corporation Merger
The most common kind of consolidation today is the merger. A merger occurs when two or more companies get together to from one company
With the deregulation of natural gas, the nation’s 20 interstate pipeline companies became fearful of cutthroat competition. Some felt that they could increase their efficiency and improve their market flexibility by merging. In 1985 Internorth of Omaha paid $ 2, 3 billion for Houston Natural Gas Corporation, (8) . The system connected markets from coast to coast and raised sales to $10 billion.
On occasion, mergers have occurred between smaller companies in an industry dominated by a few giant firms. These smaller companies claim that (9) . They maintain that such action increases competition instead of reducing it. The Antitrust Division of the Justice Department has not always agreed with them. Four major waves of mergers have taken place in this country. The first started in 1887, just prior to the p

[填空题]
The most common kind of consolidation today is the merger. A merger occurs (46) .
With the deregulation of natural gas, the nation’s 20 interstate pipeline companies became fearful of cutthroat competition. Some felt that they could increase their efficiency and improve their market flexibility by merging. In 1985 Internorth of Omaha paid $2.3 billion for Houston Natural Gas Corporation, (47) . The system connected markets from coast to coast and raised sales to $10 billion.
On occasion, mergers have occurred between smaller companies in an industry dominated by a few giant firms. These smaller companies claim that they need to merge to become more efficient and effective in competing against the biggest corporations. They maintain that such action increases competition instead of reducing it. The Antitrust Division of the Justice Department has not always agreed with them.
Four major waves of merger

[填空题]
The most common kind of consolidation today is the merger. A merger occurs (46) .
With the deregulation of natural gas, the nation’s 20 interstate pipeline companies became fearful of cutthroat competition. Some felt that they could increase their efficiency and improve their market flexibility by merging. In 1985 Internorth of Omaha paid $2.3 billion for Houston Natural Gas Corporation, (47) . The system connected markets from coast to coast and raised sales to $10 billion.
On occasion, mergers have occurred between smaller companies in an industry dominated by a few giant firms. These smaller companies claim that they need to merge to become more efficient and effective in competing against the biggest corporations. They maintain that such action increases competition instead of reducing it. The Antitrust Division of the Justice Department has not always agreed with them.
Four major w