_______,when Marx was already _______,he found it was important to study the situation in Russia, so he began to learn Russian.
| A．In 1870s, in his fifties |
| B．In 1870s, in fifties |
| C．In the 1870s, in fifties |
| D．In the 1870s, in his fifties |
—What a wonderful ___________ it is! You look lovely.
—Thanks. I took it in Paris last year.
| A．photo | B．watch | C．stamp | D．book |
Look at the map, it says Japan is ____________ the east of China.
| A．to | B．on | C．at | D．in |
The boys put ___________ school bags on the playground.
| A．they | B．theirs | C．them | D．their |
Chongqing is ____________ lively city with many places to have fun.
| A．an | B．a | C．the | D．/ |
— Do the dishes, Mike, or I will tell mum!
— _______, Sue!
| A．You are welcome | B．Mind your own business |
| C．It’s my duty | D．Never mind |