So absorbed in the experiment that he didn’t even notice it was already over 12 o’clock.
A.did he | B.he did | C.was he | D.he was |
After describing the planned improvements, she went on _______ how much they would cost.
A.to explain | B.explaining |
C.to be explaining | D.having explained |
The film star walked to his car, ______ a crowd of journalists.
A.followed by | B.following by |
C.to follow | D.to be followed by |
_______ on time, this medicine will be quite effective.
A.Taking | B.Being taken |
C.Taken | D.Having taken |
When I handed the report to John, he said that George was the person _______.
A.to send | B.for sending it |
C.to send it to | D.for sending it to |
He is a man of few words, and seldom speaks until _______ to.
A.spoken | B.speaking |
C.speak | D.be spoken |