1.50中华民国临时政府的性质是（）。

3.2.2The author considers the bet between the lawyer and the banker （）.

3.2.1The lawyer would choose life imprisonment because （）.

3.1.5Commercial application of the research finding will be possible if salad cream can be made resistant to bacterial attack （）.

3.1.4The word" colonies"(Line 2，Para.4) refers to ().

3.1.3According to Brocklehurst，we can keep cream fresh by （）.

3.1.2According to the researchers, cream sours faster than butter because bacteria （）.

1.1The significance of Brocklehurst＇s research is that （）.

1.20They complained that you charged （） prices for your services.

1.19The rescue workers searched every room of the house trying to find any survivors but （）.

1.18His great intelligence will （） him to get a scholarship to college.