It was back home after experiment.
| A．not until midnight did he go | B．until midnight that he didn’t go |
| C．not until midnight that he went | D．until midnight when he didn’t |
. So absorbed _____ in her work that she didn’t realize I was behind her.
A had sheB was sheC she had D she was
By the side of the Bird’s Nest_____, completed in 2008.
A there standing the Water Cube B does the Water Cube stand
C the Water Cube standsD stands the Water Cube
. _______, he always tries his best to complete it one time.
A However the task is hardB However hard the task is
C Though hard the task is D Though hard is the task
Seldom ____ as lonely as now, though I have been living in this house for more than 20 years.
A have I feltB I have felt C I had felt D had I felt
. _______, they will do us a lot of good.
A. Unpleasant as his words may beB As unpleasant his words may be
C His words may be as unpleasant D Unpleasant his words as may be