I

• The dimethyl-amine group and the aldehyde group are in the 1.4 relationship to each other.

• Jupiter's atmosphere is hydrogen and helium in a three-to-one ratio.

II

• There are differences as to (or concerning, or regarding, or as regards) the time of drying (or as far as the time of drying is concerned).

• The term binding energy is sometimes used to describe the energy which must be ...

• The conditions for measurement must be optimized with reference (or in respect, or with respect, or in regard, or with regard) to (or in respect of) the choice of ...

• Now we can do the same for the set of even integers.

• Our compasses today depend upon the same forces.

• The teloblast lies deep and is out of focus.

• An out-of-focus photograph ...