He is too pessimistic! I can’t _____ his pessimistic view of the state of the economy.

I’m sorry, but I didn’t mean to keep you waiting here for a long time. Can you ______ me?

We should practise speaking English ________ to improve our spoken English.

We should do what we can ________ the endangered animals.—Yes, it’s our duty_________ them.

1–Haven’t you seen Mr.Wilson at the lecture?–Yes, but he had left _________ I could askhim any questions.