141.Warranty clause is suitable to certain products such as ____ .
A.native produce
B.mushrooms
C.canned food
D.machines
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142.This Agreement may be ____ six months before its expiry.
A.expanded
B.renewed
C.postponed
D.prolonged
143.Documentary credit seeks ____ from the bank.
A.guarantee
B.insurance
C.no guarantee
D.no protection
144.The party who receives money based on the draft is the ____.
A.drawer
B.drawee
C.bank
D.buyer
145.For the time being, we cannot commit ____ to any fresh orders.
A.us
B.our
C.oneself
D.ourselves