What is the deadline of Dr. Kathleen Wu submitting the reports on the operations and training programs for Blue & White Restaurants？
A．February 20
B．April 13
C．April 21
D．February 12

Which two characteristics are common in bacteria？ Click on 2 answer choices.
A．They have one cell.
B．They are harmful to humans.
C．They reproduce quickly.
D．They die when exposed to air.

Why does a rock avalanche move faster than other types of rockslides？
A．The rock moves over a layer of compressed air.
B．The rainfall is heavy where avalanches occur.
C．The rock breaks apart as it moves downslope.
D．The angle of the slope is almost vertical.

Which sentence below best expresses the essential information in the highlighted sentence in paragraph 5？ Incorrect choices change the meaning in important ways or leave out essential information.
A．Fire has destroyed much of the original vegetation, so mudflows are now more likely.
B．More damage to vegetation is caused by brush fires than by any other natural event.
C．It is necessary to remove dead and damaged vegetation after a mudflow but not after a fire.
D．Fires occur frequently in areas where the vegetation has been cleared for development.

What is the award given by the people who have good suggestions？
A．To have a month holiday
B．To have an extra month's pay
C．To get a higher position in the company
D．To get another two months' pay

Why does the professor say this:
A．He is showing the students some slides.
B．He does not want the students to ask questions.
C．He wants the students to pay attention.
D．He thinks that the information is very clear.