The missing boys were last seen _____ near the river.
| A．playing | B．to be playing | C．play | D．to play |
With the financial crisis _____ across the globe, a lot of companies have shut down and many people have been out of work.
| A．to spread | B．being spread | C．spread | D．spreading |
— When would it be for you to go to the science museum with me?
— I am free this Friday afternoon. Let’s meet at 2 p.m. at the school gate.
| A．convenient | B．pleasant | C．necessary | D．familiar |
— Have you ?
— No. I had the wrong number.
| A．got in | B．got away | C．got off | D．got through |
Studies show that people are more to suffer from back problems if they always sit before computer screens for long hours.
| A．possible | B．likely | C．probable | D．sure |
Ricky stepped forward to front of the stage and began to sing in loud voice.
| A．the, a | B．the, the | C．/, a | D．/, the |