If we go on suing energy so wastefully, ________ are that our oil wells will be dried up, before new energy sources can be fund to replace oil．

difficulties

chances

questions

problems

Penny ________ sobbing at last, and dried her eyes with her handkerchief．

left alone

left behind

left off

left out

－I'd have made a phone call to you, ________ your telephone number．

－That's al right．What was up then?

if I knew

had I forgotten

if I hadn't remembered

but I gorgot

－I want someone to write the composition for me．

－No．as a student, you ________ depend on yourself．

shall

will

can

may

－Mrs Brown, could you please tell us why your home－cooked meat usually taste so delicious?

－Sure．The meat would be ________ if you cook it slow．

the all best

all the best

all the better

the all best

In order to ________ the financial storm, many families cut their daily expenses．

prevent

survive

quit

keep

Nothing seems to please her, ________?

does it

doesn't it

is it

isn't it

His mother had thought it would be good for his character to ________ form home and earn some money his own．

run away

take way

keep away

get away

We shouldn't ignore what happens ________ it is difficult for us to accept some stories．

as if

seeing that

on condition that

even if

Was it ________ the conference of APEC that made Shanghai the focus of the world then?

holding

to hold

held

having held