11。The first glass factory _____ the North American continent was started in Jamestown,Virginia,in 1607。0 v8 {# o$ M, X B' S4 U. `, J
(A)established on2 L5 b. V; V+ t/ O8 j
(B)being established
8 l) |8 |* o# `7 ] (C)was established on
r* y& P$ b8 H1 }3 a7 t (D)that established it" Q* {" l' e. k6 R6 J
12。_____ in the desert is mainly due to the limited supply of desert water。$ J z% J3 J8 t+ @' D
(A)Plants are widely spaced
1 A$ }% Q* }* f0 x' s. O1 j (B)The spacing of plants is wide
# W- T1 ~- q! C (C)Plants to be spaced widely
; O* g0 r5 F7 }6 \5 v- w (D)The wide spacing of plants0 g# ]4 ]; b0 n9 M! M) j2 w
13。In addition to painting highly acclaimed portraits,Mary Cassatt was _____ to several major art collectors。; T! V" |" a7 t- T% L% N$ y
(A)to advise" i6 a4 C6 H- o4 p1 g
(B)an adviser, I* g& G4 @( ^- L" f+ f, Y9 b
(C)advised+ g4 C K2 _0 [4 o! Y6 V# _: A f5 L3 [
(D)advising
1 _9 G/ `& e9 Y) U" X P 14。Springwater is _____ clean。,since it has been filtered through permeable rocks,but all spring water contains some dissolved minerals。( ^4 Q& \( E6 M' Y2 y+ j! M
(A)generally fair
& b+ {) b- X5 ~. y+ E (B)generally fairly5 Y; |: J: m" s) ~8 p3 x" P
(C)in general fair
\1 L& p2 C. L3 X: P# E: V (D)general and fair7 C, @! e, b4 d# K7 V
15。All eels spawn in the sea,the eggs hatching into transparent,ribbonlike larvae _____,feeding until they metamorphose into small eels。
( m/ B7 E/ I7 H( e (A)that drift about
& J- B0 a5 O& ]! C6 V (B)drift about
: w" \+ i2 M5 r* W4 j* {" v4 [ (C)about drifting. o2 h, t4 d% l+ K9 {
(D)drift about them8 ~5 U) _$ S; a) v k
16。Citrus fruits thrive in quite very tropical climates。" ?8 b" T& m4 [4 s% d3 a# ?
A B C D
) _4 J g0 c1 C* i' i9 O8 T 17。Carson McCullers was fame for her novels about life in the small towns of the
; L7 v1 P4 c% a A B C D
; w5 @1 R" u" t/ Q) o! Q) y southern United States。% @* K4 w4 n% M" N6 }$ O
18。Because the atmosphere of Mars is so thin。Wind velocities of several hundred
# d& [& m$ y: [# V- A. R! O A B C( p2 M9 _ K& D$ ]* H4 O
kilometers per hour are required to raised dust particles during dust storms。
& I0 ?( @6 p9 I D2 X& o3 d ] d+ G2 f# K
19。Lumbering。The remove of timber from the forest,is a major industry in the1 J; a3 a* W5 c
A B C D) H& K4 B) E/ R0 e+ M
Northwest region of North America。& N( g' t" G m
20。The asphalt deposits of La Brea Tar Pit in California have yielded fossils of
. D2 N- U9 l6 Q7 Y1 B2 X3 e A B$ B4 Y9 G/ y1 I9 ?- I b4 s
numerous animal of the Pleistocene epoch,including the giant ground sloth。
# E, p. A) [3 o2 c8 n( X, d M C D5 t$ @ T/ n4 y# S2 _) Z: X9 G: h
21。Located in the center of the continental United States and known for its endless9 C- H" c" |% t) R; S8 }
A B
+ w8 [$ V1 K, e wheat fields,Kansas is one of the nation‘s leading agriculturally states。
2 }: c. C( e6 P5 y% Y C D
/ S3 x; D' Y+ u 22。An intrinsic part of the sound structure of poet,the repetition of a consonant
7 F- h8 p0 U1 I% }& L A B
/ L7 M5 p, T# l& r4 T" b3 B$ U& e soundorsounds,may also be exhibited in prose。
( [! {9 o; e, r3 a* K C D
6 u* A5 w, D0 ?; w- H H 23。People feel uncomfortable when the humidity rises over 60percent because) ^# v3 B: k% g P3 B" b1 ?8 G
A B& E/ t9 j, d; g
perspiration cannot evaporate quickly enough for the body to rid themselves of excess heat。C D |