She devoted herself________to her research and it earned her a good reputation in her field

TheChinese government has made great efforts to______thegapbetween the rich and the poor, but has not achieved obvious results

The college entrance exam is ____ important to the student, and it’s also challenging.

The eggs _____ cooked just now is delicious.

Do you like your maths teacher —Sure, because he is the teacher ___ helps me a lot.