The International Day against Drugs,aimed at warning people to keep away from drugs， _________ on June 26th every year．
| A．taking place | B．takes place | C．took place | D．taken place |
______ Chemistry is a branch of Chemistry.
| A．Applying | B．Apply | C．Applied | D．Applicant |
Every means ______ tried but without any result.
| A．have been | B．is to be | C．are to be | D．has been |
—My daughter lived in France for five years and now she's working in a foreign company.
—______is no wonder that she speaks such excellent French.
| A．It | B．There | C．That | D．This |
The boy said sadly，“No one can tell ______ will happen next.”
| A．what | B．when | C．who | D．where |
With a nod of his head，he ______ me where I should sit.
| A．indicated to | B．indicated that | C．indicate to | D．indicate that |