Ann, __________ for the safety of her child, ran to stop him playing with the electric socket.
A. concerned
B. concerning
C. to concern
D. to be concerned
Chọn đáp án A
Everyone at the meeting yesterday, __________ proved very constructive, showed their support for the new stadium.
Liquorice, __________ contains clycyrrhetic acid, was a favourite ingredient of ancient Egyptian medicines.
As a retired person, the place in __________ my mother spends the most time is the garden.
The police are searching the area __________ the boy was last seen.
The reason __________ she gave us for not coming early made us disappointed.
This is Mrs. Belinda __________ book the chapters were prepared and edited perfectly.