I won’t be able to answer any phone all the afternoon．I_____________ a conference

I carried the bowl with both hands________, so that I wouldn’t break it.

Rather than _____ on a crowded bus, he always prefers ______ a bicycle. [ ]

to improving services, we will provide customers with all the information they need.

142 —Lang Lang is coming to our city!Will you go to his performance together with us— ______ I’ll just stay in and do myhomework