Because of the outbreak of SARS, the airport ______. A: reduced its service to some regions B: reduced its service to all regions C: reduced its service to some areas while adding to some other regions D: canceled all its services to southeast Asian countries

Canton fair attracts over 200,000 buyers from more than ___ countries and regions all over the world.

The Structural Classification of Proteins (SCOP2) database (http://scop2.mrc-lmb.cam.ac.uk) organizes protein folds into four classes: __________________. A: allα B: allβ C: α/β (with α andβ segments interspersed or alternating) D: α+β (withα andβ regions somewhat segregated)

Most of the low-fare low-speed trains are in . （ ）。 A: northwestern regions B: northeastern regions C: southwestern regions D: southeastern regions

All the countries and regions with developed market economy have mature chambers of commerce and industry, and these organizations are playing ____roles in the market economy system. A) replaceable B) irreplaceable C) substitutable D) changeable

The west wind is the trumpet of a prophecy because it _________. A: blows over all regions B: has turned the speaker into a lyre C: brings the promise of spring D: has been united with the speaker’s spirit

The houses on poles are suitable for the following except . A: riverside B: raining areas C: hot regions D: cold regions

Number of countries or regions participating: about_______

Which of the following is NOT one of the colonial regions?

We hope these regions will ________ democratic reforms.