Leave your key with your neighbor ________ you lock yourself out one day.
| A．as long as | B．even though | C．in case | D．as if |
After the Shenzhou-9 manned spacecraft was successfully launched, Liu Yang became the first woman astronaut ________space in China.
| A．to enter | B．enter | C．entering | D．entered |
The book didn’t _______ children because the author used two many scientific terms in it.
| A．apply to | B．appeal to | C．interest to | D．lead to |
I have to draw some money from the bank before our money ________ .
| A．runs out of | B．is run out | C．runs out | D．runs up |
Jack is late again. It is ________ of him to keep others waiting.
| A．normal | B．ordinary | C．common | D．typical |
She often shares her deepest thoughts and fears with friends through QQ, as if they______ chatting in her living room.
| A．were | B．are | C．had been | D．has been |