1. 50܇(ch)(k)܇(ch)(k)ƽ沼һle(cu)`( B )
A.܇(ch)(k)O(sh)ڸߌýĵӻN
B.ֱˆTܼĹ(chng)Ѓ׃@N܇(ch)(k)r(sh)÷_(ki)
C.(dng)c܇(ch)(k)ȫķָr(sh)¿O(sh)܇(ch)(k)
D.܇(ch)(k)(ni)O(sh)܇(ch)λr(sh)ͣ܇(ch)λc܇(ch)λ֮g(yng)O(sh)
2.סլ(h)(ni)ͨPҵ^(gu)(yng)С( B )m
A.0.9
B.1.0
C.l.1
D.1.2
2020ע(c)ԇ}(k)W(wng)Уn | ||
ԇ}(k) | 2020(j)ע(c)ԇ}(k) | ھ(xin)} |
W(wng)Уn |
2020(j)ԇW(wng)Уnȫƾv+}A(y)y(c)+ԇ}ࣻu(png)y(c)u(png)y(c)ώc(din)u(png) |
ھ(xin)ԇ (tng) |
3.ͨ^(gu)һv݆εęzƱڡY(ji)ͨ(yng)С( B )m
A.0.8
B.0.9
C.1.0
D.1.2
4.O(sh)Ӌ(j)һͻȼ(j)һ(j)6k̎ԭһ3kͻȼ(j)(j)ɘ֮gO(sh)Ӌ(j)gһNϷҎ(gu)Ҫ( B )
A.O(sh)Ӌ(j)g8m
B.O(sh)Ӌ(j)g5m
C.O(sh)Ӌ(j)g4m횰Ϙc?f)≦ɷ?/P>
D.O(sh)Ӌ(j)gH2m횰cϘ≦O(sh)Ӌ(j)
5.һN҃(ni)ɢݿɲO(sh)÷]g( C )
A.O(sh)п{(dio)ϵy(tng)4^
B.4ӵt(y)Ժ
C.7ӵʽסլ(h)T(mn)Ҽ(j)T(mn)
D.6ӵk
6.סլPҺ͏N(yng)ֱӲɹ⣬ҴeȲС( C )
A.1/5
B.1/6
C.1/7
D.1/8
7.(j)̤SF(xin)һNλ( C )
A._(ti)A
B.҃(ni)_(ti)A
C.ݶ
D.
8.(xing)ʩDO(sh)Ӌ(j)ļȵҪ( A )
A.ܓ(j)M(jn)ʩ(zhn)
B.ܓ(j)ԾʩDA(y)
C.ܓ(j)ŲO(sh)䶨؛ͷǘ(bio)(zhn)O(sh)
D.ܓ(j)M(jn)й(yn)
9.݆ͨеһT(mn)T(mn)_(ki)С( C )m
A.0.6
B.0.7
C.0.8
D.0.9
10.ֻһ(g)p܇(ch)܇(ch)ɢڵĵ܇(ch)(k)Sͣ܇(ch)λ( A )v
A.100
B.90
C.80
D.70