The little girl was afraid of having her bad tooth pulled out. The dentist tried hard to put her _____________. 
#68438
A
at last
B
at hand
C
at ease
D
at least
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These tress ________ and also ____________. 
#71076
A
need trimming(修剪); need to water
B
need to trim; need watering
C
need trimming; need watering
D
need be trimmed; need be watered