Hardly had he finished his speech ________ the audience started cheering.
B
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Matter is the name ________ (give) to everything which has weight and occupies space.
Ishallneverforget________(meet)thelatePremierZhouduringhisinspectionofourfactory.
Those who’d like to visit the exhibition ________ (sign) your names here.
Some molecules are large enough ________ (see) under the electronic microscope.
________(catch)intherain,hewaswettotheskin.