【題組】42. (A) to write and lecture (B) write and lecture (C) writing and lecturing (D) for writing and
DNA basically serves as the ___44___of life. Ladder-like and ___45____, a DNA can be found in chromo
【題組】57. Using live fish as a source of nutrition in space_____________.(A) may save us from having t
【題組】59. What does the passage imply about the food astronauts currently eat?(A) It is not very tasty
1. All the _____ she had made over the years paid off at last.(A) calories (B) priorities (C) attack
1. Her appointment was seen as a _____ prize after she had failed to win a seat in the Senate.(A) co
1.My little brother was so scared of the sound of thunder that I found him _______ under the bed.(A)
1. There are many risks _____with smoking, such as getting lung cancer and throat cancer.(A) assembl
1. The washing machine comes with a 20-page instruction _____ which teaches you how to use it.(A) su
2.You should try to find ways to release your stress, or you may feel overloaded once it is _____ to
3.They are twins so they bear a close _____ to each other.(A)resemblance ((B)construction (C)awarene