It is not _____to quarrel with your boss.A. worthyB. worthC. valueD. valuable
满分：10分4.I asked the bank for a _____.A. loafB. loadC. loanD. loam
满分：10分5.We need a skilled_____ to take care of our delicate mechanism.A. technicianB. technologyC. techniqueD. technological
满分：1
