In fact, many of our guests ask for accommodations here _____they come.

       A．at time                B．first time             C．for the first time                   D．each time

With _____ left, it doesn’t seem likely that the young girl will be able to reach the airport ahead of schedule.

A. so short time                                                      B. such short a time

C. such a short time                                                D. so a short time

After supper she would sit down by the fire,sometimes for ______an hour,thinking of her young and happy days.

A  as long as                B.as soon as                      C.as much as                     D.as many as

We will settle this problem         ，for it allows no delaY-

    A after on         B at once         C sooner or later       D  more or less

We must keep our room clean, for dirt and disease go _______, you know.

A. hand in hand    B. step by step    C. from time to time    D. one after another