He loved his family, but seldom _________ spend much time with them．

was he able to

he was able to

is he able to

he is able to

A study shows that walking fast in your old age is a _________ that you will live a long life．

sign

mark

symbol

signal

Raising children is said to be a job _________ parents receive the least formal training．

in which

for which

where

to what

_________ blood if you can and many lives will be saved．

Giving

Give

Given

To give

The terminal building put into use one month ago is _________ poor condition．

on

in

under

with

Once again he failed to hand in his project in time, _________ he had been given enough time to do it．

in case

as though

so that

even though

It's 7∶30．Hurry up! Your train _________ at 8∶15．

leaves

left

is leaving

has left

There is no need _________ any more．They say the flight has been canceled due to the typhoon．

hurry

to hurry

hurried

hurrying

My wife and I plan to spend our honeymoon in Paris _________ it's not so expensive．

unless

as

if

though

A perfect idea occurred to me _________ we can give a hand-made gift to our teacher for Teachers' day．

that

which

whether

if