296. Two reasons are usually advanced to account for this tardy development, namely, the mental difficulties and the physical difficulties encountered in such work.
1 Z3 m) G1 w' j- XThe word "tardy" is closest in meaning to which of following?
2 L) @& n1 j, e3 Z& F* P(A) historical
! M9 o1 z; J+ } \4 N* `' _(B) basic
4 d* A# }( ?& E6 g- l1 k% C f4 _(C) unusual3 e9 Y2 e8 ~" E5 K1 R; B. p
(D) late
- N7 q! z+ h3 A6 r, x1 A( ]+ H$ X8 [
297. The first of these, the mental difficulties, must be somewhat discounted. The impression that the ancient numeral systems are not amenable to even the simplest calculations is largely based on lack of familiarity with these systems.
/ e0 e/ v( W! N, v9 F5 E& BThe word "discounted" is closest in meaning to which of following?
' ?+ C: N1 S+ u8 d/ O(A) reduced, P0 z' C' j0 p6 K/ u
(B) contradicted
% R; \5 d' H# Q2 H% A6 g- L: g(C) disregarded& T) i' r' N: x( L$ r* O
(D) interpreted
P5 [+ b2 V) Z- G1 w- o
" u' L/ s( ]$ r j' G( k/ X298. Without a plentiful and convenient supply of some suitable writing medium, any very extended development of the arithmetic process was bound to be hampered.
4 k8 S# c' z/ M/ ^* ^6 hThe word "hampered" is closest in meaning to which of following?
/ c$ z* X5 o9 q9 w2 i9 O(A) impeded
, ]6 M. l* W- v, _ O; G( \, W(B) concluded
6 s' Z1 k$ B$ A3 d2 ~" L$ z(C) unnoticed% U W2 c3 n7 l' p8 A- J9 s9 b5 N) x
(D) rejected! D1 h, d1 @0 `
9 P0 |3 i9 r: {* N! H9 w( [! P299. In the core of the Sun, the pressures are so great against the gases that, despite the high temperature, there may be a small solid core.
% m) G& m1 |9 N6 m) H. D/ oThe word "great" is closest in meaning to which of following?: o6 a+ {. G8 a
(A) dangerous
* `7 H4 K. i3 T8 O& }5 O. k8 U: c(B) unknown
2 F2 ]' `! R9 [8 \6 E! C0 X, \(C) variable
8 q* _7 i% e* I k7 v(D) strong1 Z9 A9 `6 M/ ?7 T
( W; I% X% ^* J0 c% [" h300. The corona is a brilliant, pearly white, filmy light, about as bright as the full Moon. Its beautiful rays are a sensational sight during an eclipse. The corona's rays flash out in a brilliant fan that has wispy spike like rays near the Sun's north and south poles.& |. h% F2 H6 L' u. H9 R
The word "sensational" is closest in meaning to which of following?0 J8 n: D- B0 c% i( o$ K
(A) spectacular$ K9 ?" w. h" u7 I6 x
(B) predictable( F! v; e9 h7 M, o
(C) bizarre9 D! V6 ^# r2 \1 L$ {3 V
(D) constant
# W) {5 g2 L6 F; U1 J; I: s
) O& f! e8 G6 W* \8 d' h: I8 {# R7 \
296 D
6 F7 c$ C* T% t( y. D8 g297 C
" F2 C- k6 t, d( h/ u298 A$ f7 o; M% M4 X4 a }- M$ o: Z6 C
299 D1 z4 q, l# v6 W) h) z
300 A |
发表于 2012-8-14 22:41:43
