Let me have a try
1. Salt is manufactured in quantities that exceed those of most, -------, other commercial chemicals.
a. of all not
b. not if all are
c. are not all
d. if not all
2. A conductor (uses) signals and gestures to let the (musicians) (to know) when (to play) various parts of a composition.
3. Mosaic is the art of closely setting small, colored pieces, such as stone or glass, into a surface -----.
(A) and create a decorative design
(B) and a decorative design creates
© to create a decorative design
(D) that a decorative design is created
4. Dinosaurs (are) traditionally classified as cold-blooded reptiles, (but) recent evidence based on eating habits, postures and skeletal (structuresal) suggests some (may have been) warm-blooded.
5 . ------at a river ford on the Donner Pass route to California, the city of Reno grew as bridges and railroads were built.
a. settle
b. to settle
c. it was settling
d. having been settled
6. Napoleon III eventually landed in England------
a) Not only as a dethroned exile
b)but only as a dethroned exile
c)but a dethroned exile
d)but being only a dethroned exile