1、 It is often the case______anything is possible for those who hang on to hope.

2、 More efforts, as reported, _ _____in the years ahead to accelerate the supply-side structural reform.

3、 Many young people, most______being well-educated, headed for remote regions to chase their dreams.

4、（填空题） 已知i是虚数单位，则复数z=(1+i)(2-i)的实部是__________

5、（填空题） 填空题