---Sam becomes the top student because he is very clever.
---_______. Without the help of his hardworking teachers, he can’t make it at all.
| A．I don’t think so. | B．I’m afraid so. |
| C．I agree with you. | D．I don’t know. |
We dislike people ______ talk much but never do anything.
| A．whom | B．which | C．who | D．whose |
--- I called you yesterday but you weren’t at home.
--- I ______ flowers in my garden at that time.
| A．water | B．am watering | C．watered | D．was watering |
If you really want to pay me back, I hope ______ you see someone in need, you should give him a hand.
| A．whatever | B．whenever | C．however | D．whichever |
--- The little girl dances so well. Where was she trained?
-- She learns all by herself. She ______ goes to any training class.
| A．usually | B．often | C．even | D．never |
--- When shall we go to West Slender Lake, this afternoon or tomorrow morning?
--- ______ is OK. I’m free these days.
| A．Both | B．All | C．Either | D．Neither |