________ you meet, please say hello to him or her.
A. Whoever B. However C. Wherever D. Whenever
---Could you tell me _____________? ---OK. Guiyang.
A. where is Tom from? B. where Tom comes from
C. who is your pen pal D. what is the boy doing
The river is very deep. My mother warns me _________ in it.
A. swim B. not to swim
C. to swim D. not swim
She hardly ever speaks English because she is afraid ________ mistakes _______grammar.
A. to make, of B. to make, on
C. of making, at D. of making, in
I don’t know ______ he will be back ______ the Dragon Boat Festival.
A. whether, on B. if, in
C. whether, in D. that, at
---Have they finished ________ the Water Festival? ---No, they haven’t.
A. celebrate B. celebrated
C. celebrating D. celebration