11.^Ҳ˲( )ӻ( )
A.4;4
B.5;5
C.6;6
D.3;3
𰸣A
12.ճҪͨõĘO(sh)ӋһlҎ(gu)Ҏ(gu)( )
A.ݶС1.1m
B.Ϣƽ_ȲСݶΌ
C.ÿݶ̤(sh)20С2
D.ƽ_߲̎С2mݶ߲̎С2.2m
𰸣C
13.סլ(ni)ͨPҵ^(yng)С( )m
A. 0.9
B. 1.0
C. 1.1
D. 1.2
𰸣B
14.ȻɹO(sh)ӋаҎ(gu)Ĵرȴ_er,Ҏ(gu)һ_?
A.x߶0.5mµIJɹڲ(yng)ӋЧɹe
B.(c)ɹϲЧȳ^1mϵ_ړr,Чɹe 70%Ӌ
C.ˮƽ촰Чɹeɹe2. 5Ӌ
D.رȰeͷgăe֮Ӌ
𰸣A
15.^d(ni)ڗUO(sh)ӋҪ,һl?
A.ڗU߶Ȳ(yng)ړҕ
B.ϯƺǰMߵ0.6mr(yng)O(sh)ڗU
C.ϯ(c)oи߲Ŀvߵݲr(yng)O(sh)ڗU
D.ǰź͘njӰڗU(yng)ȡʩCȫ,,IJֲõ0.4m
𰸣B
16.һlt(y)ԺȾO(sh)ӋҪ?
A.O(sh)ÆΪںԺ̎̎
B.ϴԡҸO(sh)ڲ֮(ni)
C.ɏ֮găС1. 1m
D.ÿgó^6
𰸣D
17.ڇ(ni)ʩAνcĻǣ( )
A.ʩͬ
B.ҕʩr
C.l(f)O(sh)Ӌ׃֪ͨ
D.
𰸣 A
18.ʳg,ʳϴԲһNg(ni)?
A.ʳߴg
B.ʳg
C.g
D.(yng)ΪO(sh)
𰸣D
19.fĿhcоą^(q)e( )
A.о΄(w)ͬ
B.A(ch)YϺ(j)ͬ
C.(ni)ݷ\̶Ȳͬɼɢ
D.(w)Čͬ
𰸣D
20.fвڿоõ( )
A.Ŀ헵(j)
B.齨O(sh)ĿͶYQߵ(j)
C.yJ(j)ɼɢ
D.ʩMM(jn)Ȱżյ(j)
𰸣A