—When will the problem be settled? —Be patient! The person _______ will see to it as soon as possible.
Look, they seem _____ about you.
My brother ______singing ______ dancing while I _____ dance _____sing.
Mr. Chen is a teacher and works very hard. _________ his wife.
The car was stopped by highway man, while ______ through a forest.
______ a terrible storm would take place in Shanghai.