She is going to introduce some__wonders of Viet Nam tomorrow

1.she is going to introduce some__wonders of Viet Nam tomorrow.
A.nature   B.natural     C.unaturally     D.nuturally
2.what__the movie you__last weekend?
A.do/saw  B.was/saw  C.do/saw         D.was/see
3.__was the first Vietnamese person to go to space?
A.what      B.how         C.why              D.who
4. i think Thanh Thuy is__than Viet Tri city.
A.peaceful    B.most peaeful    C.more peaceful    D.peacefuler
5. this car is__in the showroom.
A. the cheapest     B.cheap   C.cheaper   D. cheapest
6.which city is the__ in Viet Nam?
A.mordernest  B.moderner   C.most modern    D. modern