Read the sentences. if a sentence is correct, put a tick (/). if it has a word that should not be there, write this word on the line. 1 he could still remember back having to walk to school. 2 they had to send each member a personal copy of the report. 3 he couldn't avoid from hitting the tree as the road was so narrow. 4 she expected for an immediate answer from the company. 5 the boss wasted of so much money on advertising.
1. back; 2. /; 3. from; 4. for; 5. of