考试新辅导之托福写作题库新增试题八3

会计考友

　　21。Underlying aerodynamics and all other branches of theoretical mechanics are the
( K2 p6 G: @- m0 X6 o　　A B C
1 Z5 g, @8 z9 ]* S& P　　laws of motion who were developed in the seventeenth century。
" r: ?; X8 I5 c; _! q% W0 p7 R　　D
$ ^5 s% \1 e' ~) B; F% ]* x4 [" C　　22。Was opened in 1918，the Phillips Collection in Washington，D。C。，was the first
　　A B
　　museum in the United States devoted to modern art。
　　C D
　　23。A mortgage enables a person to buy property without paying for it outright;thus
" u# D" Z6 W3 V% p8 x　　A B C
+ R  _. [9 J1 N- l- {　　more people are able to enjoy to own a house。
" c  }0 e' r1 P  C　　D
　　24。Alike ethnographers，ethnohistorians make systematic observations，but they also
　　A B C
& Z! {8 r! H6 d　　gather data from documentary and oral sources。
  d1 h" X% `1 G　　D
  v# u# ]2 e8 y# F) Y5 \　　25。Basal body temperature refers to the most lowest temperature of a healthy
9 D' Z7 f  n) ~　　A B C
  p' V' @) l" W. g9 e　　individual during waking hours。
  Y) t& I: E) J) ]" }8 Z. l　　D
　　26。Research in the United States on acupuncture has focused on it use in pain reliefA B C D
　　and anesthesia。
  y' R6 k! j/ {0 i　　27。The Moon‘s gravitational field cannot keep atmospheric gases from escape into
5 d& Q6 ^4 E. `' C: J$ u' q/ w　　A B C
3 x/ ~+ q7 i( u  i) O　　space。
　　D
　　28。Although the pecan tree is chiefly value for its fruit，its wood is used extensivelyA B C
　　for flooring，furniture，boxed，and crates。
" U. J$ g# ]2 {　　D