—Have you ________ him to keep good hours? —Yes, I have. But he doesn’t listen to me.
I feel it is your husband who_______ for the spoiled child.
It is these poisonous products _______can cause the symptoms of the flu, such as headache and aching muscles.
It was ____ I met Mr Green in Shanghai.
Was it because he was ill ____ he asked for leave?
It was on October 1st ____ new China was founded.