upsr科学b组共有 4 至 5 题问答题
DESCRIPTION
upsrTRANSCRIPT
UPSRB 4 5 20 30 6 7.5 UPSRBBUPSRB 9
1 : (a) 2 : 1
1(a)
: 2 P Q Q P
2(a) > 31
(a) 5
1
(a) (i) (ii)(a) (i) (ii)
1 (a) (b) 2 (a) (b) 3 (a) (b) / / / / / / / /1. 2. 3.
DESCRIPTION
upsrTRANSCRIPT
UPSRB 4 5 20 30 6 7.5 UPSRBBUPSRB 9
1 : (a) 2 : 1
1(a)
: 2 P Q Q P
2(a) > 31
(a) 5
1
(a) (i) (ii)(a) (i) (ii)
1 (a) (b) 2 (a) (b) 3 (a) (b) / / / / / / / /1. 2. 3.