49. Living in the western part of the country has its problems, ________ obtaining fresh water is not the least.

A. 　 They are not actually trained teachers.

B. 　 They are not professional teachers.

C. 　 They are not skilled teachers.

D. 　 They are not knowledgeable teachers.

A. 　 Whether or not to move to the state’s mainland.

B. 　 How to keep the village from sinking into the sea.

C. 　 Where to get the funds for rebuilding their village.

D. 　 What to do about the rising level of the seawater.

A. 　 Very good.

B. 　 Pretty fast.

C. 　 Not too bad.

D. 　 Like a disaster.

A. 　 go in for

B. 　 go back on

C. 　 go through with

D. 　 go along with

A. 　 end

B. 　 closing

C. 　 terminal

D. 　 concluding

A. 　 underestimated

B. 　 overestimated

C. 　 overloaded

D. 　 underlined

A. 　 The effect of manners advice on the public.

B. 　 Cost of applying new technologies at home.

C. 　The increasing use of home security devices.

D. 　 Etiquette around home security cameras.

A. 　 Their stress was more apparent than real.

B. 　 Their decisions required less deliberation.

C. 　 Their memories were greatly strengthened.

D. 　 Their communication with others improved.

A. 　 Because it is open all year long.

B. 　 Because it is No. 365 on 6th Street.

C. 　 Because it serves 365 different dishes.

D. 　 Because it offers seasonal foods.

A. 　 get

B. 　 log

C. 　 step

D. 　 go