The desk_____Tom is leaning is Jack's. It's covered with dictionaries.
against which
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Lastnighthesawtwodark_____enterthebuilding,andthentherewastheexplosion.
Ifhe____ontouristsforhisbusiness,hewouldhavetoclosehisshop.
Facedwithrapidinflationand_____internationalandhomemarkets,manyfirmshavedeclaredbankrupt.