Test 2.this scientific theory (to prove) to be false.unless he (to sell ) more, he won’t get much commission.he is said (to be) the best surgeon in this country.i wish i (not/to try) to repair it. i only made it worse. i (to shop) for clothes with my elder sister on sunday

This scientific theory was proved to be false. Unless he sells more, he won't get much commission. He is said to be the best surgeon in this country. I wish I did not try to repair it. I only made it worse. I will shop (or I am shopping) for clothes with my elder sister on Sunday.