-- How are things with you, Bill?
-- ______________ .
| A．You are welcome. | B．That’s very kind of you. |
| C．I am terribly busy these days. | D．I am glad to meet you here. |
Our eating habits have changed, ______ has our way of life.
| A．like | B．as | C．but | D．nor |
We mustn’t waste anything; ______, we mustn’t waste our time.
| A．after all | B．in all | C．above all | D．at all |
A lesson from the terrible drought(干旱) that hit some parts of southwestern China this year is that more anti-drought projects ______ built in the past years.
| A．should be | B．should not have been |
| C．ought to have been | D．must be |
—Where did you get this book?
—Oh, I ______ it in the bookshop when I was looking for another one.
| A．came across | B．found out | C．looked for | D．came up |
The plane of the Polish president was about to land ______ it snagged(挂) treetops and crashed, ______ the president and 96 others on board.
| A．while, killed | B．when, killing |
| C．and, and killed | D．when, to kill |