The last time we had great fun was ________ we were visiting the Water Park.
| A．where | B．how | C．when | D．why |
Fully ________ in my office work, I have little time for housework.
| A．occupy | B．occupied | C．occupying | D．to occupy |
Nancy reminded me of what I should ________ have forgotten.
| A．therefore | B．instead | C．otherwise | D．besides |
Helen borrowed my book _______, saying that she would return it soon.
| A．day in and day out | B．day by day |
| C．some other day | D．the other day |
If he is only interested in your look, that just shows how _________ he is.
| A．sharp | B．abundant | C．shallow | D．apparent |
A railway station is not a place for a child to be ________ at night.
| A．left alone | B．let alone | C．settle in | D．settle down |