This manual provides ............................. on how

to operate your new microwave oven properly.

• instruct

• instructor

• instructions

• instructional

Workers are required to wear ......................... clothes while they are on the Construction site.

• protection

• protect

• protected

• protective

It looks like that there is no considerable ............................ between these two photocopiers.

• different

• differentiate

• differing

• difference

Visitors should present a form of ............................... when they wish to enter the building.

• identify

• identifying

• identification

• identity

I'm sorry to remind you that we haven't received any written ........................ from the registration office.

• confirm

• confirming

• confirmation

• confirmed

The latest research ........................................... pollution levels will be published about the immediately.

• resulting

• results

• resulted

• result in

........................... designed our new computer system to suit the needs of our company.

• Research

• Researching

• Researched

• Researchers

Because of bad weather ..................... all flights to the Philippines were canceled yesterday afternoon.

• qualification

• approval

• conditions

• analysis

A(n) .............................. of experienced sales representatives can harm overall sales earnings.

• emphasis

• variety

• security

• lack

Those who will sign any contract are advised to review the terms of the ....................

• production

• agreement

• consideration

• newsletter