I think it a little __________ to finish so much work within 30 minutes.

Can I help you with it. —I appreciate your _____, but I can manage it myself.

atures________ quite dramatically at night in mountains, so put on some warm clothes before going out.

Recently, a team of eight medical experts has arrived in Shanxi Province to help to the latest vaccine incident.

1–Do you like these yellowshoes –Yes,