I had meant to meet you at the airport this morning but I was too busy for I ________ a report.
#99461
A
wrote
B
was writing
C
have written
D
had written
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______ over and over again, but he still couldn’t understand.
#103480
A
Having explained
B
Having been explained
C
Explaining
D
It had been explained
-----Excuse me, but I wonder if Joan is available at 3:30 this afternoon. -----I’m afraid he ________ Harry Potter and the Philosopher’s Stone.
#101942
A
will watch
B
will be watching
C
is to watch
D
is watching
Experiments of this kind in both the U．S．and Europe well before the Second World War．
#102432
A
have conducted
B
have been conducted
C
had conducted
D
had been conducted
The father as well as his daughters _____ skating on the freezing river every Sunday afternoon.
#102582
A
go
B
goes
C
is going
D
are going
-When ____ you return the dictionary to me?-Only when I ____ you next Sunday.
#104676
A
will；see
B
do；will see
C
will；will see
D
do；see