Bantuin jawab dong please ya

ex 1
3. at
4. on
5.in
6. on
7. on
8.on
12. in

ex 2
2. on
3. at
4. in
5. on
6.in
9.in

ex 3
2.today
3.now
5. tomorrow
6.at the moment

sorry gak semua
dan sorry kalau salah