His suggestion made me angry, but _______.
A.making others happy B.to make others happy
C.others happy D.with others happy
Generally speaking, my grandmother is nice and kind, but she _______ be very
stubborn at times.
A. should B. shall C. must D. can
Most animals have little connection with animals of a different kind, _______ they hunt them for food.
A.if B.while C.unless D.as
He loved his family, but seldom _______ spend much time with them.
A.was he able to B.he was able to
C.is he able to D.he is able to
A study shows that walking fast in your old age is a ______ that you will live a long life.
A.sign B.mark C.symbol D.signal
— Where _______ you put my dictionary?
— I left it on your desk when you _______ to Tom.
A.did; spoke B.have; were speaking
C.had; were speaking D.had; spoke