A、turn off
B、turn on
C、turn up
D、turn back
第1题:
A、in
B、for
C、with
D、towards
第2题:
[A] towards [B] against [C] before [D] over
第3题:
第4题:
After the robbery, the shop installed a sophisticates alarm system as an insurance _________ further losses.
A) for B) from
C) against D) towards
选C
against.对抗的意思。
句意:遭受抢劫后,这间店安装了精密的报警系统来保证以后免遭损失。
第5题:
第6题:
下列物质的溶液中滴加盐酸无明显现象的是:
A.Na2SO4#B.Na2SO3#C.Na2S#D.Na2S2O3< xmlnamespace prefix="o" ns="urn:schemas-microsoft-com:office:office" >