So sudden_____ that the enemy had no time to escape.
A.did the attack | B.the attack did |
C.was the attack | D.the attack was |
The library needs ______,but it’ll have to wait until Sunday.
A.cleaning | B.be cleaned | C.clean | D.being cleaned |
—What do you think of the book?
—Oh , excellent. It’s worth ______a second time.
A.to read | B.to be read | C.reading | D.being read |
Little Jim should love _____to the theatre this evening.
A.to be taken | B.to take | C.being taken | D.taking |
The squirrel was lucky that it just missed___________.
A.catching | B.to be caught | C.being caught | D.to catch |
Charles Babbage is generally considered______-the first computer.
A.to invent | B.inventing | C.to have invented | D.having invented |