The fact that the mass of a particle is equivalent to a certain of energy means that the particle can no longer be seen as a static object, but has to be conceived as a dynamic pattern, a process involving the energy which manifest itself as the particle’s mass.
第1题:
A、aware
B、confident
C、sure
D、certain
第2题:
The author thinks that the influence of hard times on society is____.
[A]certain
[B]positive
[C]trivial
[D]destructive
第3题:
第4题:
-Shall I use your dictionary?
- ________.
A、Certain, you may
B、Of course, you can.
C、Surely, you can't
D、No, please get out
第5题:
The port State control officer or the surveyor authorized by the port State Administration must be aware that ______ may be carried on product carriers.
A.category A substances
B.crude oil
C.certain“oil like”noxious liquid substances
D.category B,C and D substances
第6题:
英语中表示块、堆、群众的mass,它的词源和表示弥撒的mass相同。