They will give presentations on those aspects of engineering that are having a___ on

A．He can send the draft to the correspondent bank for immediate payment.

B．He can present it to the bank against which it is drawn for payment.

C．He can ask the buyer to pay the money.

D．He can discount the draft at his bank and get money immediately.

The successful spread of a virus depends on how long it can(74)unnoticed, before its presence is made known by the activation of side-effects. For example, many viruses(75)their code to avoid recognition.

A．move

B．replicate

C．backup

D．die out

A.Donne argues that his love is flexible and will expand “like gold to airy thinness beat”.

B.Donne refers to the Ptolemaic spheres in which the celestial bodies move

C.Donne refers to the “moving of th’ earth” and the fear it strikes into the hearts of men.

D.All the three answers mentioned above are good examples of Donne’s use of scientific conceits in this poem.

Please ______ these docuents to everybody.

A、give off

B、give out

C、give up

D、give in

A. give in

B. give out

C. give up

D. give off

A.give gave

B.gave give

C.gave given

A.give off

B.give in

C.give out

D.give up

A.give up

B.give away

C.give in

A.give off

B.give up

C.give away

D.give in