Radar enables the pilot of an airliner to take off, fly and land in _____.
She forgot to tell me which bus to _____.
At the moment of the sunset, the sky turns _______.
A doctor must be immediately sent for to __________ the seriously-injured boy.
Although she tried her best to make her work _______, yet she failed in the end.
If you go out, who'll _______ to the baby?