The director recommended that she ________ (study) more English before going abroad.
study
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Iknowitisn’timportantbutIcan’thelp________aboutit.
Abeamoflightwillnotbendroundcornersunless________(make)todosowiththehelpofareflectingdevice
Some molecules are large enough ________ (see) under the electronic microscope.
This test ________ a number of multiple choice questions.
Themorewelookedatthepicture,________.
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