________ up to seven months.

________, he would have been able to pass the exam.

It is important that the TOEFL Office ________ an applicant's registration.

A good team ________ of both recruiting and coaching as well as performing.

The first transistor was basically a small chip made of germanium onto one surface of which two pointed wire contacts ________ side by side.

Ladybugs are brightly colored beetles that help farmers by ________.

To check for acidity, one had better ________ litmus paper.

A thermometer is an instrument that ________ temperature.

________ cause extensive damage to Pacific Island nations each year.

________ two waves pass a given point simultaneously, they will have no effect on each other's subsequent motion.