小题1:A high ___________ （比例）of the female staff are part-time workers.

小题2:American English d___________ from British English in many aspects.

小题3:His ___(申请)to the company for manager has been refused.

小题4:The idea o___________ to him in a dream yesterday night.

小题5:As I ran up the stairs, my foot s___________ and I fell.

小题6:There will be rain later in c___________ and eastern parts of the country.

小题7:Shanghai is the __________（商务） heart of the country.

小题8:We have a___________ a great amount of evidence to accuse the murder.

小题9:It was _________(显而易见的) from her face that she was really upset.

小题10:People suffered many ________ (困苦) during that long winter.

不能成为糖异生原料的是（）

A.甘油

B.谷氨酸

C.丙酮

D.乳酸

E.丙酮酸