No product is allowed to go into the market if it fails to _____ the quality standard.
| A．live | B．come up to | C．meet | D．go through |
You must keep ____ in mind _____ your are a student in this school and should obey the school rules.
| A．it ; that | B．everything ; which | C．such ; as | D．something; because |
A cook will be immediately fired if he is found _____ in the kitchen.
| A．smoke | B．smoking | C．to smoke | D．smoked |
The traveler couldn’t make himself _____ in his poor English.
| A．understand | B．understanding | C．to understand | D．understood |
He rushed out of the burning house with the little boy in his arms ____________ the roof fell down and the boy was saved.
| A．after | B．as | C．before | D．until |
A new supermarket ______ here. They hope to finish it next month.
| A．will build | B．is built | C．has been built | D．is being built |