In 1778, Joseph Banks was elected ______ president of the Royal Society, ______ position he held for 42 years.
Mary is short__________ her brother is very tall.
It’s clear__________ that a hard working student has___________ a great interest in science.
These students are quick at learning. We'll have them __________ with new methods.
What he lacks is more patience,___________?
I told him what I was surprised____________ his attitude towards his study.