Tony’s mum looks young and beautiful. It’s hard to imagine she is already in her .
| A．fifty | B．fifties | C．fiftieths | D．fiftieth |
______girls took part in the Super Girl Competition, but only few of them succeeded.
| A．Million of | B．Millions of | C．Three millions | D．Three millions of |
Teachers must be strict________ their students.
| A．to | B．with | C．in | D．on |
More and more students are going to have Friday afternoons________ to volunteer and help others.
| A．at | B．in | C．on | D．off |
He must stop_________ jeans, because they are out of style.
| A．to wear | B．wearing | C．wore | D．wear |
Mum allowed me _____TV last evening.
| A．watching | B．watched | C．watch | D．to watch |