When you do exercises, your heart works better. It is able to______ more blood while beating more slowly.
| A．produce | B．pump | C．increase | D．bump |
I got out of the taxi, ___ the fare and dasked into the station.
| A．paying | B．paid | C．to pay | D．having paid |
I got out of the taxi, ___ the fare and dasked into the station.
| A．paying | B．paid | C．to pay | D．having paid |
—Would you tell meyou want your tea , with sugar or milk ?
—
Sugar , please .
| A．whether | B．when | C．what | D．how |
He seems too tired today, and I wonderhe got a good sleep last night.
| A．when | B．that | C．if | D．where |
The traveler lost his way in the woods, and made things worse was that it was getting dark.
| A．that | B．what | C．which | D．as |