______ drugs are highly addictive and can have unpredictable side effects.

Traditionally, it was family members within the extended family who took _______ for elderly care.

John will never buy you a drink - he's far too _____

Retail sales volume in local urban and rural areas rose 57.8 per cent and 46.8 per cent, _____, over February 1995.

Luckily, I got some _______ advice on how to make a presentation on 'For a better community' from my class teacher.

_________ calculations have shown that the earth’s resources may run out before the end of the next century.

_____ noodles are a precooked and usually dried block invented by Japanese.

If one wants to take part in volunteer organisations such as Green Summer Camp, Green Saturday Movement, Blood Donor, he/she will have to ______ an application form.

My mother  ______ me from going home after 10 p.m. every day.

Betty knows she needs exercise, but finds going to the gym a ______.

Economic reforms began in the Soviet Union in June 1985 by the Soviet leader Mikhail Gorbachev to _________ the Soviet economy.

Dave apologized _____ for forgetting about our appointment.

Vietnamese athletes compete regionally and internationally and ______  high ranks in many sports.

If you want a car with an automatic gear box, this particular_____ will suit you well.

Mario has now _______ to the point where his English is almost fluent.