11 Almost all economists agree that nations, gain by trading with one another.
, [4 p7 q; Y6 Y/ DA work B profit
" q1 V9 G; }) ]7 d4 |, V/ k/ BC rely D prove, C, o, \) N2 Z1 \$ R1 E! ? k
12 The conference explored the possibility of closer trade links., |% B% m- i% f, {+ a! h
A denied B investigated
- V8 K) C0 S0 O( w2 z, E, k/ {3 WC stressed D created* G0 G3 y. v0 e
13 The chemical is deadly to rats but safe to cattle: K7 @' L2 ~2 B a5 k
A fatal B hateful
j5 w# W4 W, x; J) [* X5 AC good D useful' s( C- G* W# r
14 During his lifetime he was able to accumulate quite a fortune.' H* A: s ~) _: O7 S
A control B spend
. O1 C9 S P9 GC collect D exchange( {, p* K- r6 p& L
15 It's impolite to cut in when two persons are holding a conversation) i0 S2 W$ v7 w d
A leave B talk loudly0 v/ h" {' j* V+ T$ {* }2 S5 u( \
C stand up D interrupt
0 x4 }! g$ [7 v. ~! ~. |8 L11. B 12. B 13. A 14. C 15. D |