I strongly approve of the preservation of historic buildings. ____________, they are p

The cost of gas has risen steeply in the last few years. ____________ rise is due to a combination of things, such as shortages of oil and higher government taxes. Unfortunately, it looks unlikely that ___________ trend will be reversed.

A.Those ... its

B.This ... this

C.This ... its

D.These ... it

People’s views vary on the subject of recycling waste. __________ who live near recycling centers usually support it, while_________ who have to travel long distances to recycle their rubbish often just don’t bother.

A.Those ... others

B.These ... they

C.They ... such

D.They ... those

Which is a LESS effective way to open the essay's introduction?

A.You may cite a well-known quotation from a public figure.

B.You may tell a short story.

C.You may first present the essay's thesis statement.

D.You may start with a comment on a public issue related to your topic.

The title of an essay ___________.

A.should reflect its main idea or major ideas

B.is a statement or a question

C.may vary with different genres

D.is often concise with no more than a few words