Translate the underlined word in the sentence "In 1900 Charles Smith, then postmaster general of the United States, wrote that letter."
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The new method made ________ possible for the immediate delivery of mail as soon as it arrives in the city.
A. it
B. this
C. that
D. us
Those goods need _______ to the customer.
A. to be delivered
B. delivered
C. to deliver
D. to be delivering
It takes only a few seconds _______and buy something from an online store.
A. choose
B. chosen
C. choosing
D. to choose
It makes the planet's atmosphere a little warmer by _______ CO2.
A. release
B. released
C. releasing
D. to release