Nowadays teachers feel they can’t help every student ________ suitable reading materials, so they encourage them __________ English on the Internet.
Some students cheated in the exam, which _____ our teacher deeply.
The most important thing is to keep _____ when you get into difficulties.
Mom called me yesterday, asking me _____ I was getting along well with my English study this term.
Jim fell _____ love with Shanghai when he visited the city for the first time.
I suffered from _____ terrible cold that day and my friends told me to go to _____ doctor’s after work.