6. Christopher Columbus was the first person to navigate under the patronage of the Queen Isabella of Spain.
" ~( f7 i; A# r [A] explore [B] sail [C] work [D] circumvent
( M+ b# d3 A c" y9 D* D 7. Immigrants entering the United States at the turn of the century often encountered living conditions radically different from those they had left behind.
; t" b6 z/ F7 d- }. H+ [8 `5 x [A] apparently [B] drastically [C] admittedly [D] tragically
: |: t# c2 k" V" p( \4 B 8. Steel expands in hot weather, so suspension bridges may sag a foot more on a hot day.
( e! |# j! J+ o6 u& [ [A] shrink [B] droop [C] bounce [D] rise
. Z8 p6 j9 Y0 |9 z$ m, m 9. Many immigrants were prepared to work hard and in appalling conditions for the sake of their descendants.# V* Y, p P n: B& F. l2 R. L( X2 Y
[A] benefit [B] health [C] property [D] entertainment8 l! [( I, K- Y" p4 ]; a
10. Ships passing on the high seas exchange salutes by lowering and raising their flags once. E: f" h6 t" u& j# H- \
[A] information [B] ceremonies [C] greetings [D] privileges9 q* x2 t! m0 @9 ?$ v; h* t* Q
Keys: 6-10 BBBAC |