Mark needs to learn Chinese ________ his company is opening a branch in Beijing.
He_______ his students lessons though he was not feeling well.
It was 8 o'clock and she was _______ to find the boys who were not at home.
The road_______ for vehicles is under repair. Drivers are required to take some other routes.
Look at the dark clouds in the sky. It looks_______ it is going to rain soon.
He didn't_______ to us why he broke into the house when he had the key to the house.