Sometimes, ________ we show our gratitude for a person is reflected in the kind of food we serve him or her.
| A．when | B．whether | C．why | D．how |
He let me repeat his instructions_____ sure that I understood what was _____ after he went away.
| A．to make; to be done | B．making; doing | C．to make; to do | D．making; to do |
— It’s the classroom! So you ______ know eating is not allowed here.
— Oh, sorry.
| A．need | B．will | C．may | D．must |
—You don’t look well． Are you ill?
—No, the mid-term exam is coming and Ireading until midnight．
| A．stayed up | B．am staying up | C．have stayed up | D．will stay up |
Have a good look round the room to make sure you ______ everything.
| A．had packed | B．pack | C．have packed | D．are packing |
Tom has formed the habit of jogging_________ the tree-lined avenue for two hours every day.
| A．between | B．along | C．below | D．with |