and

____enough manpower and financial support, we certainly can finish the work.

Many ______ large and big business ______ been built up from small ones. 

We ______  thrifty and simple life.

For a successful business, friendly and ______ staff are essential.

The buildings and the landscape are well __________ .

With the opening of the economy to increased foreign trade and foreign investment, our foreign trade has grown fast for the past 25 years.

The Web also provides an environment in which it is quick and easy to ______ ideas with colleagues.

I know Jonathan quite well and never doubt 　　　　he can do a good job of it.

设x=4，y=8，z=7，表达式x<y and (not y>z) or z<x的值是（   ）。

设a=2、b=8、c=4、d=6，下列表达式a>b AND c<=d OR 2*a>c的值是（   ）。