—Could you tell Lily the meeting place?
—Sure, I will __________ when I see her.
A. immediately B. probably C. certainly D. merely
Tom tried to __________ in German.
A. understand himself B. make himself understanding
C. make himself understood D. make himself understand
I wonder how many years ago ___________.
A. did your father retire B. has your father retired
C. your father retired D. your father has retired
He said that he would write to us but so far we ___________ from him.
A. didn’t hear B. haven’t heard C. shouldn’t have heard D. hadn’t heard
__________ good exercise.
A. Climbing hills is B. Climbing the hill is
C. The climbing hills are D. The climbing of hills are
I don’t know who invented __________ telescope, but I think it is __________ most
useful invention.
A. the, the B. the, a C. a, the D. a, a
