We must be strict _________ our work and strict _________ ourselves.
| A．with; in | B．in; with | C．in; in | D．with; with |
I hope my friends _________ my party this Saturday.
| A．to come to | B．can come to |
| C．to join in | D．must join |
The Jiangs have lived in the city of Nantong since__________.
| A．ten years | B．last summer |
| C．they buy a flat | D．five months later |
I found _______ difficult to work out the problem.
| A．it | B．it’s | C．that | D．this |
The Greens used to live in London and now they ________ in Beijing.
| A．used to live | B．are used to live |
| C．are used to living | D．are used for living |
The train was travelling _______ low speed at that time.
| A．by | B．in | C．at | D．with |