三菱plc步进电机接线:请大家详细解答一下这些英语题，最好能标上注解，以供鄙人借鉴！

1,Colulmbus was not a(n)____;he engineered no military conquests,as did Cortez in Mexico and Pizarro in Peru
A, marshal B,maniac C,ravager D,conquistador
2,Flint was so fascinated with solving the problem that he was ____ of the odd looks his fellow passengers were giving him.
A,aware B,frantic C,oblivious D,convertible
3,It is hard to tell whether the oceanic country is going to have a boom in its economy or a ____.
A,submission B,concession C,recession D,transmission
4,To help students understand how we see,teachers often draw an ____between an eye and a camera.
A,axis B,image C,imitation D,analogy
5,They were ____in their scientific research, not knowing what happened just outside their lab.
A,submerged B,immersed C,dipped D,drowned
6,Each workday,the workers followed the same schedules and rarely ____from this routine.
A,disconnected B,detached C,distorted D,deviated
7,The little girl was ___by the death of her dog since her affection for the pet had been real and deep.
A,grieved B,sustained C,oppressed D,suppressed
8,A visitor to museum today would notice____changes in the way museums are operated.
A,conspicuous B,rigorous C,cognitive D,exclusive
9,Although the body is made up of many different tissues, these tissues are arranged in an __and orderly fashion
A,incredible B,intricate C,internal D,initial
10,The ___cycle of life and death is a subject of interest to scientists and philosophers alike
A,incompatible B,exceeding C,instantaneous D,eternal
11,Edinburgh is a city___with life and each year it attracts thousands of tourists from both home and abroad.
A,chubby B,noteworthy C,quirky D,vibrant
12,It is ____that you will come to our aid if we are attacked.
A,hospitable B,implicit C,impertinent D,accessible
13,After this geyster erupts, it will remain____for twenty-four hours.
A,violent B,weary C,quiescent D,recessive
14,During the storm the crew ____much of the ship's cargo.
A,emasculated B,disclosed C,emerged D,jettisoned
15,I'd like to____my belated congratulations on your 25 years of married serenity.
A,compensate B,quote C,proffer D,decline