At times, worrying is a normal __________ to a difficult event or situation—a loved one being __________ in an accident, for example.
As the old man ____ dying in bed, he finally let out the secret about his daughter.
The strange-looking museum, _______ in the early 20th century, attracts about a million visitors from all over the world every year.
It is required that passengers remain ________ when the plane is taking off or landing.
Yesterday my mother’s sleeve caught _____ fire while she was cooking us a delicious meal in ________ kitchen.
——How are you getting on with your work these days? ——______.