I have some _________ in working out the problem.
| A．difficulty | B．difficulties | C．troubles | D．difficult |
Don’t worry about me. I’m old enough to think for __________.
| A．himself | B．herself | C．yourself | D．myself |
The children stood in ______________ circle and danced to music.
| A．a | B．an | C．the | D．不填 |
The bus driver always says to us ,“Don’t get off________ the bus stops.”
| A．when | B．while | C．until | D．if |
The weather in Guiyang in summer is ______than that in Tongren. They’re different .
| A．cool | B．muchcooler | C．hot | D．much hotter |
Mr Wang isn’t here, I think he___________ Guiyang.
| A．has gone to | B．has been to | C．goes | D．went |