Now and then they would ______ our house and have a talk with us.
| A．call on | B．drop in at |
| C．drop in on | D．drop in |
In war, the Red Cross is supposed to offer help _________ there is human suffering.
| A．whoever | B．however | C．whatever | D．whenever |
In the play, the servant bursts in, next to the queen, ___________.
| A．empty-handed | B．looks worried | C．looking puzzling | D．to his puzzlement |
– Are you still thinking about yesterday’s football match against Class 25?
-- Oh, that’s _________.
| A．what makes me feel upset | B．whatever I feel upset about |
| C．how I feel upset about it | D．when I feel upset |
The boy’s bad behavior at school __________ his mother many sleepless nights.
| A．cost | B．made | C．caused | D．led to |
Your birthday is drawing near. What present _________ for you?
| A．you expect your mother has got |
| B．you expect has your mother got |
| C．do you expect your mother has got |
| D．do you expect has your mother got |