Choose the best answer to complete each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one.
________ Sahara of ________ Africa is the world's largest desert.
A.Ø/ the
B.The/ Ø
C.A/ an
D.The/ an

Choose the best answer to complete each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one.
The Simpson Desert was named _______ Mr. Simpson, President of the South Australian Branch of the Royal Geographical Society of Australia.
A.with
B.at
C.after
D.for

Choose the best answer to complete each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one.
Thanks to pictures taken by satellites, deserts have not ________ a mystery in our time.
A.hidden
B.intended
C.remained
D.attained

Choose the best answer to complete each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one.
The Sahara contains complex linear dunes that are ________ by almost 6 kilometers.
A.developed
B.separated
C.lay
D.located

Choose the best answer to complete each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one.
A _______ is a landscape or region that receives very little precipitation.
A.dune
B.desert
C.sandy area
D.shrub land

Choose the best answer to complete each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one.
Deserts are also classified by their ________ location and dominant weather pattern.
A.geographical
B.aerial
C.sandy
D.facial

Choose the word which is stressed differently from the rest.
A.corridor
B.enormous
C.mystery
D.separate

Choose the word which is stressed differently from the rest.
A.Aborigines
B.expedition
C.kilometer
D.scientific

Choose the word which is stressed differently from the rest.
A.comprise
B.sandy
C.circle
D.northern

Choose the word which has the underlined part pronounced differently from the rest.
A.lie
B.wide
C.circle
D.comprise