40. The symbols and formulas of all the materials undergoing a change are placed on the left;of the new products resulting from the change,on the right,the arrow means forms'”or“gives”. A that B those C what D.which 41. From has been explained above,we know there are many ways of describing energy is,but the simplest and most accurate one is to say energy is the ability to do work A.that/that/that/what B.what/that/what/that C.what/that/what/that D.what/what/that/tha 42.I always think she believes she wants to believe.not is really true. A.that/what/what B.what/what/that C.that/that/what D.what/that/that 43. you see on a reflecting surface is known as an image. A.That B.Those C.What D.This 4 John was very disturbed by he had read. A.that B.which C.those D.what 45.Something was wrong.and John was determined to find out it was A.what B.that C.this D.those SKEY: 1-5 BACDB 6-10 ACCDB 11-15ACDBC 16-20 DACBC 21-25 DACBD 26-30 CABDC 31-35 ABCDD 36-40 ABCAB 41-45 BACDA40. The symbols and formulas of all the materials undergoing a change are placed on the left; _ of the new products resulting from the change, on the right; the arrow means “forms” or “gives”. A. that B. those C. what D. which 41. From _ has been explained above, we know _ there are many ways of describing _ energy is, but the simplest and most accurate one is to say _ energy is the ability to do work. A. that/ that / that/ what B. what/ that/ what/ that C. what/ that/ what/ that D. what/ what/ that/ that 42. I always think _ she believes _ she wants to believe, not _ is really true. A. that/ what/ what B. what/ what/ that C. that/ that/ what D. what/ that/ that 43. _ you see on a reflecting surface is known as an image. A. That B. Those C. What D. This 44. John was very disturbed by _ he had read. A. that B. which C. those D. what 45. Something was wrong, and John was determined to find out _ it was. A. what B. that C. this D. those SKEY: 1-5 BACDB 6-10 ACCDB 11-15 ACDBC 16-20 DACBC 21-25 DACBD 26-30 CABDC 31-35 ABCDD 36-40 ABCAB 41-45 BACDA