Question

1)she seems (to work) at this problem since she came here. 2) he appears (to know) French well. 3) he is said (to spend) his youth in Paris. 4) the enemy was reported (to overthrow) the defence and (to advance) towards the city

Answer 1

1))she seems has been working at this problem since she came here.

2) he appears knows French well.

3) he is said spent his youth in Paris.

4) the enemy was reported to overthrows the defence and is advancing towards the city