Robots differ from automatic machines ___________ after completion of one specific task, they can be reprogrammed by a computer to do another one.
A. since that
B. so that
C. in that
D. at that
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Believe it or not, when first ___________ to Europe, tomato was thought to be poisonous and no one ever thought of its value as we have realized today.
A. introduced
B. introducing
C. to introduce
D. to be introduced
If I hadn’t stood under the ladder to catch you when you fell, you __________ and talking with us enthusiastically now.
A. were not smiling
B. wouldn’t be smiling
C. are not smiling
D. wouldn’t have been smiling
Other things __________ equal, most hotel guests would prefer single to shared rooms for any reason such as privacy and quietness.
A. are
B. been
C. be
D. being
She had threatened to inform London that she could no longer take responsibility for working with me; I warned her against __________ action.
A. any stupid such
B. any such stupid
C. such any stupid
D. such stupid any