---David said he could fix my computer, but I really doubt it.
---________. He is very good at such sort of thing.
| A．Don’t worry | B．Of course |
| C．A piece of cake | D．Never mind |
If you try to learn too many things at a time, you may get _____________ .
| A．surrounded | B．settled | C．confused | D．amused |
Some people think clowns are only funny for children. _____________ , they can help people forget their problems, at least for a short moment.
| A．Actually | B．Especially | C．Probably | D．Surely |
A smile can help us _____________ difficult situations and find new friends in a world of strangers.
| A．get across | B．get through | C．get out | D．get off |
We should all remember that some great scientific discoveries _____________ by chance.
| A．gained | B．discovered | C．occurred | D．earned |
I had only a few _____________ with Miss Gao, though we work in the same school.
| A．laughter | B．handshakes | C．amusement | D．contacts |