According to the western culture, if one is given a compliment, he or she should say“______”.

29．__________ when you are on the bus or bike．

—When can I call on you, afternoon or evening?
—________. I’ll be at home all the time.

Either he or I ______to the airport.

How much one enjoys himself travelling depends largely on_____he goes with，whether his friends or relatives．

The emergency generator or emergency battery is connected to _______on most large ships.

Ifa teacher asks students to fill in the blanks in a passage with that, which or whom,he/she is least likely focusing on grammar at_________．

The machine he originated and perfected has no modern _____ or ancient prototype.

Virginius would feel more or less guilty when he______.

Virginius would feel more or less guilty when he _____.

Hurry up, or you ______ catch the train.

After the cameraman had taken three or four photographs of the soldier ants, he found they had ______ all over his feet.