.The train _____ at the present speed until it reaches the foot of the mountain at about nine o’clock tonight.
Do you have any letters ______ today? -I had my son _______it this morning .Thank you anyway.
_____more time, he’ll make a first-class tennis player.
I meant ____,but when I was leaving I couldn’t find her anywhere. A.to do B. toC. doing D doing to
While building a tunnel though the mountains,________.
Will those ____the children from abroad come to the headmaster’s office?