Before our study we did not have data that could tell us __ those changes were small or large .
| A．that | B．how | C．when | D．whether |
—Does Shelly like shopping?
—Well, she would rather spend time _____at home than ______in the street.
| A．read; wander | B．reading; wander |
| C．in reading; to wander | D．reading; to wander |
If you’ve finished, we can have a coffee. ________, you’d better keep working.
| A．If so | B．Only if | C．If not | D．If only |
If you do not know how to ____you at table in a foreign country, you should copy the host.
| A．dress | B．tell | C．show | D．behave |
You can’t predict everything. Often things don’t ______as you expect.
| A．run out | B． work out | C．break out | D．put out |
I woke up with ____bad headache, yet by ______evening the pain had gone.
| A．the; the | B．the ; an | C．a; the; | D．a; an |