We meant to finish the work by dark, but we were so tired that we could not ______.
—I did very well in the English exam last week. —I did ______. I got a full mark.
I need to call my friend David ______ coat I walked off by mistake yesterday.
My suggestion is that Tom ______ there on time.
We’ve had a good start, but next, more work needs _____to achieve the final success.
The lady ________ have done something wrong, because she is looking guilty.